diff --git a/apps/readest-app/public/locales/ar/translation.json b/apps/readest-app/public/locales/ar/translation.json
index 55851500..b71b353b 100644
--- a/apps/readest-app/public/locales/ar/translation.json
+++ b/apps/readest-app/public/locales/ar/translation.json
@@ -2009,5 +2009,11 @@
   "Open Read Aloud player": "فتح مشغل القراءة بصوت عالٍ",
   "Read Aloud": "القراءة بصوت عالٍ",
   "Voice": "الصوت",
-  "Sleep Timer": "مؤقت النوم"
+  "Sleep Timer": "مؤقت النوم",
+  "Slower": "أبطأ",
+  "Faster": "أسرع",
+  "Exit Auto Scroll": "الخروج من التمرير التلقائي",
+  "Auto Scroll": "التمرير التلقائي",
+  "End of book": "نهاية الكتاب",
+  "Toggle Auto Scroll": "تبديل التمرير التلقائي"
 }
diff --git a/apps/readest-app/public/locales/bn/translation.json b/apps/readest-app/public/locales/bn/translation.json
index e6403604..ce3f8e36 100644
--- a/apps/readest-app/public/locales/bn/translation.json
+++ b/apps/readest-app/public/locales/bn/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "জোরে পড়ার প্লেয়ার খুলুন",
   "Read Aloud": "জোরে পড়ুন",
   "Voice": "কণ্ঠস্বর",
-  "Sleep Timer": "স্লিপ টাইমার"
+  "Sleep Timer": "স্লিপ টাইমার",
+  "Slower": "ধীর",
+  "Faster": "দ্রুত",
+  "Exit Auto Scroll": "স্বয়ংক্রিয় স্ক্রল থেকে প্রস্থান",
+  "Auto Scroll": "স্বয়ংক্রিয় স্ক্রল",
+  "End of book": "বইয়ের শেষ",
+  "Toggle Auto Scroll": "স্বয়ংক্রিয় স্ক্রল টগল করুন"
 }
diff --git a/apps/readest-app/public/locales/bo/translation.json b/apps/readest-app/public/locales/bo/translation.json
index d05f7569..efa8f4c1 100644
--- a/apps/readest-app/public/locales/bo/translation.json
+++ b/apps/readest-app/public/locales/bo/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "སྐད་སྒྲས་ཀློག་པའི་གཏོང་ཆས་ཁ་ཕྱེ།",
   "Read Aloud": "སྐད་སྒྲས་ཀློག་པ།",
   "Voice": "སྐད་སྒྲ།",
-  "Sleep Timer": "གཉིད་ཀྱི་དུས་ཚོད།"
+  "Sleep Timer": "གཉིད་ཀྱི་དུས་ཚོད།",
+  "Slower": "འགོར་བ།",
+  "Faster": "མྱུར་བ།",
+  "Exit Auto Scroll": "རང་འགུལ་འཁོར་རྒྱུག་མཚམས་འཇོག",
+  "Auto Scroll": "རང་འགུལ་འཁོར་རྒྱུག",
+  "End of book": "དཔེ་དེབ་ཀྱི་མཇུག་མཐའ།",
+  "Toggle Auto Scroll": "རང་འགུལ་འཁོར་རྒྱུག་བརྗེ་བ།"
 }
diff --git a/apps/readest-app/public/locales/de/translation.json b/apps/readest-app/public/locales/de/translation.json
index b8a1565b..f6d60672 100644
--- a/apps/readest-app/public/locales/de/translation.json
+++ b/apps/readest-app/public/locales/de/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "Vorlese-Player öffnen",
   "Read Aloud": "Vorlesen",
   "Voice": "Stimme",
-  "Sleep Timer": "Einschlaftimer"
+  "Sleep Timer": "Einschlaftimer",
+  "Slower": "Langsamer",
+  "Faster": "Schneller",
+  "Exit Auto Scroll": "Automatisches Scrollen beenden",
+  "Auto Scroll": "Automatisches Scrollen",
+  "End of book": "Ende des Buches",
+  "Toggle Auto Scroll": "Automatisches Scrollen umschalten"
 }
diff --git a/apps/readest-app/public/locales/el/translation.json b/apps/readest-app/public/locales/el/translation.json
index 08fbd861..1512618c 100644
--- a/apps/readest-app/public/locales/el/translation.json
+++ b/apps/readest-app/public/locales/el/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "Άνοιγμα προγράμματος αναπαραγωγής εκφώνησης",
   "Read Aloud": "Εκφώνηση",
   "Voice": "Φωνή",
-  "Sleep Timer": "Χρονοδιακόπτης ύπνου"
+  "Sleep Timer": "Χρονοδιακόπτης ύπνου",
+  "Slower": "Πιο αργά",
+  "Faster": "Πιο γρήγορα",
+  "Exit Auto Scroll": "Έξοδος από την αυτόματη κύλιση",
+  "Auto Scroll": "Αυτόματη κύλιση",
+  "End of book": "Τέλος του βιβλίου",
+  "Toggle Auto Scroll": "Εναλλαγή αυτόματης κύλισης"
 }
diff --git a/apps/readest-app/public/locales/es/translation.json b/apps/readest-app/public/locales/es/translation.json
index 8531432c..e31617bd 100644
--- a/apps/readest-app/public/locales/es/translation.json
+++ b/apps/readest-app/public/locales/es/translation.json
@@ -1904,5 +1904,11 @@
   "Open Read Aloud player": "Abrir el reproductor de lectura en voz alta",
   "Read Aloud": "Lectura en voz alta",
   "Voice": "Voz",
-  "Sleep Timer": "Temporizador de apagado"
+  "Sleep Timer": "Temporizador de apagado",
+  "Slower": "Más lento",
+  "Faster": "Más rápido",
+  "Exit Auto Scroll": "Salir del desplazamiento automático",
+  "Auto Scroll": "Desplazamiento automático",
+  "End of book": "Fin del libro",
+  "Toggle Auto Scroll": "Alternar desplazamiento automático"
 }
diff --git a/apps/readest-app/public/locales/fa/translation.json b/apps/readest-app/public/locales/fa/translation.json
index 9a3a3048..86e9152e 100644
--- a/apps/readest-app/public/locales/fa/translation.json
+++ b/apps/readest-app/public/locales/fa/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "باز کردن پخش‌کننده خواندن با صدای بلند",
   "Read Aloud": "خواندن با صدای بلند",
   "Voice": "صدا",
-  "Sleep Timer": "تایمر خواب"
+  "Sleep Timer": "تایمر خواب",
+  "Slower": "کندتر",
+  "Faster": "سریع‌تر",
+  "Exit Auto Scroll": "خروج از پیمایش خودکار",
+  "Auto Scroll": "پیمایش خودکار",
+  "End of book": "پایان کتاب",
+  "Toggle Auto Scroll": "تغییر پیمایش خودکار"
 }
diff --git a/apps/readest-app/public/locales/fr/translation.json b/apps/readest-app/public/locales/fr/translation.json
index a885d6f1..3e42078a 100644
--- a/apps/readest-app/public/locales/fr/translation.json
+++ b/apps/readest-app/public/locales/fr/translation.json
@@ -1904,5 +1904,11 @@
   "Open Read Aloud player": "Ouvrir le lecteur de lecture à voix haute",
   "Read Aloud": "Lecture à voix haute",
   "Voice": "Voix",
-  "Sleep Timer": "Minuteur de veille"
+  "Sleep Timer": "Minuteur de veille",
+  "Slower": "Plus lent",
+  "Faster": "Plus rapide",
+  "Exit Auto Scroll": "Quitter le défilement automatique",
+  "Auto Scroll": "Défilement automatique",
+  "End of book": "Fin du livre",
+  "Toggle Auto Scroll": "Basculer le défilement automatique"
 }
diff --git a/apps/readest-app/public/locales/he/translation.json b/apps/readest-app/public/locales/he/translation.json
index 5b60b380..fcbc8e50 100644
--- a/apps/readest-app/public/locales/he/translation.json
+++ b/apps/readest-app/public/locales/he/translation.json
@@ -1904,5 +1904,11 @@
   "Open Read Aloud player": "פתיחת נגן ההקראה",
   "Read Aloud": "הקראה",
   "Voice": "קול",
-  "Sleep Timer": "טיימר שינה"
+  "Sleep Timer": "טיימר שינה",
+  "Slower": "איטי יותר",
+  "Faster": "מהיר יותר",
+  "Exit Auto Scroll": "צא מגלילה אוטומטית",
+  "Auto Scroll": "גלילה אוטומטית",
+  "End of book": "סוף הספר",
+  "Toggle Auto Scroll": "החלף גלילה אוטומטית"
 }
diff --git a/apps/readest-app/public/locales/hi/translation.json b/apps/readest-app/public/locales/hi/translation.json
index 36e84bdd..fcddb561 100644
--- a/apps/readest-app/public/locales/hi/translation.json
+++ b/apps/readest-app/public/locales/hi/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "ज़ोर से पढ़ें प्लेयर खोलें",
   "Read Aloud": "ज़ोर से पढ़ें",
   "Voice": "आवाज़",
-  "Sleep Timer": "स्लीप टाइमर"
+  "Sleep Timer": "स्लीप टाइमर",
+  "Slower": "धीमा",
+  "Faster": "तेज़",
+  "Exit Auto Scroll": "स्वचालित स्क्रॉल से बाहर निकलें",
+  "Auto Scroll": "स्वचालित स्क्रॉल",
+  "End of book": "पुस्तक का अंत",
+  "Toggle Auto Scroll": "स्वचालित स्क्रॉल टॉगल करें"
 }
diff --git a/apps/readest-app/public/locales/hu/translation.json b/apps/readest-app/public/locales/hu/translation.json
index b67b8f14..2b1dbcfa 100644
--- a/apps/readest-app/public/locales/hu/translation.json
+++ b/apps/readest-app/public/locales/hu/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "Felolvasó lejátszó megnyitása",
   "Read Aloud": "Felolvasás",
   "Voice": "Hang",
-  "Sleep Timer": "Elalvási időzítő"
+  "Sleep Timer": "Elalvási időzítő",
+  "Slower": "Lassabb",
+  "Faster": "Gyorsabb",
+  "Exit Auto Scroll": "Kilépés az automatikus görgetésből",
+  "Auto Scroll": "Automatikus görgetés",
+  "End of book": "A könyv vége",
+  "Toggle Auto Scroll": "Automatikus görgetés be/ki"
 }
diff --git a/apps/readest-app/public/locales/id/translation.json b/apps/readest-app/public/locales/id/translation.json
index eaff2acf..df9cb961 100644
--- a/apps/readest-app/public/locales/id/translation.json
+++ b/apps/readest-app/public/locales/id/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "Buka pemutar baca nyaring",
   "Read Aloud": "Baca Nyaring",
   "Voice": "Suara",
-  "Sleep Timer": "Timer Tidur"
+  "Sleep Timer": "Timer Tidur",
+  "Slower": "Lebih lambat",
+  "Faster": "Lebih cepat",
+  "Exit Auto Scroll": "Keluar dari gulir otomatis",
+  "Auto Scroll": "Gulir Otomatis",
+  "End of book": "Akhir buku",
+  "Toggle Auto Scroll": "Alihkan gulir otomatis"
 }
diff --git a/apps/readest-app/public/locales/it/translation.json b/apps/readest-app/public/locales/it/translation.json
index 6b5eadd7..548de84e 100644
--- a/apps/readest-app/public/locales/it/translation.json
+++ b/apps/readest-app/public/locales/it/translation.json
@@ -1904,5 +1904,11 @@
   "Open Read Aloud player": "Apri il lettore di lettura ad alta voce",
   "Read Aloud": "Lettura ad alta voce",
   "Voice": "Voce",
-  "Sleep Timer": "Timer di spegnimento"
+  "Sleep Timer": "Timer di spegnimento",
+  "Slower": "Più lento",
+  "Faster": "Più veloce",
+  "Exit Auto Scroll": "Esci dallo scorrimento automatico",
+  "Auto Scroll": "Scorrimento automatico",
+  "End of book": "Fine del libro",
+  "Toggle Auto Scroll": "Attiva/disattiva scorrimento automatico"
 }
diff --git a/apps/readest-app/public/locales/ja/translation.json b/apps/readest-app/public/locales/ja/translation.json
index 0934bad2..23864cf1 100644
--- a/apps/readest-app/public/locales/ja/translation.json
+++ b/apps/readest-app/public/locales/ja/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "読み上げプレーヤーを開く",
   "Read Aloud": "読み上げ",
   "Voice": "音声",
-  "Sleep Timer": "スリープタイマー"
+  "Sleep Timer": "スリープタイマー",
+  "Slower": "遅く",
+  "Faster": "速く",
+  "Exit Auto Scroll": "自動スクロールを終了",
+  "Auto Scroll": "自動スクロール",
+  "End of book": "本の終わり",
+  "Toggle Auto Scroll": "自動スクロールの切り替え"
 }
diff --git a/apps/readest-app/public/locales/ko/translation.json b/apps/readest-app/public/locales/ko/translation.json
index 2a550e7d..05de0d11 100644
--- a/apps/readest-app/public/locales/ko/translation.json
+++ b/apps/readest-app/public/locales/ko/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "소리 내어 읽기 플레이어 열기",
   "Read Aloud": "소리 내어 읽기",
   "Voice": "음성",
-  "Sleep Timer": "수면 타이머"
+  "Sleep Timer": "수면 타이머",
+  "Slower": "느리게",
+  "Faster": "빠르게",
+  "Exit Auto Scroll": "자동 스크롤 종료",
+  "Auto Scroll": "자동 스크롤",
+  "End of book": "책의 끝",
+  "Toggle Auto Scroll": "자동 스크롤 전환"
 }
diff --git a/apps/readest-app/public/locales/ms/translation.json b/apps/readest-app/public/locales/ms/translation.json
index 3dc0e1f6..ccb44ac9 100644
--- a/apps/readest-app/public/locales/ms/translation.json
+++ b/apps/readest-app/public/locales/ms/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "Buka pemain baca lantang",
   "Read Aloud": "Baca Lantang",
   "Voice": "Suara",
-  "Sleep Timer": "Pemasa Tidur"
+  "Sleep Timer": "Pemasa Tidur",
+  "Slower": "Lebih perlahan",
+  "Faster": "Lebih cepat",
+  "Exit Auto Scroll": "Keluar daripada tatal automatik",
+  "Auto Scroll": "Tatal Automatik",
+  "End of book": "Penghujung buku",
+  "Toggle Auto Scroll": "Togol tatal automatik"
 }
diff --git a/apps/readest-app/public/locales/nl/translation.json b/apps/readest-app/public/locales/nl/translation.json
index f40239b5..d8543bb4 100644
--- a/apps/readest-app/public/locales/nl/translation.json
+++ b/apps/readest-app/public/locales/nl/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "Voorleesspeler openen",
   "Read Aloud": "Voorlezen",
   "Voice": "Stem",
-  "Sleep Timer": "Slaaptimer"
+  "Sleep Timer": "Slaaptimer",
+  "Slower": "Langzamer",
+  "Faster": "Sneller",
+  "Exit Auto Scroll": "Automatisch scrollen afsluiten",
+  "Auto Scroll": "Automatisch scrollen",
+  "End of book": "Einde van het boek",
+  "Toggle Auto Scroll": "Automatisch scrollen wisselen"
 }
diff --git a/apps/readest-app/public/locales/pl/translation.json b/apps/readest-app/public/locales/pl/translation.json
index c264a77c..8051d782 100644
--- a/apps/readest-app/public/locales/pl/translation.json
+++ b/apps/readest-app/public/locales/pl/translation.json
@@ -1939,5 +1939,11 @@
   "Open Read Aloud player": "Otwórz odtwarzacz czytania na głos",
   "Read Aloud": "Czytanie na głos",
   "Voice": "Głos",
-  "Sleep Timer": "Minutnik snu"
+  "Sleep Timer": "Minutnik snu",
+  "Slower": "Wolniej",
+  "Faster": "Szybciej",
+  "Exit Auto Scroll": "Zakończ automatyczne przewijanie",
+  "Auto Scroll": "Automatyczne przewijanie",
+  "End of book": "Koniec książki",
+  "Toggle Auto Scroll": "Przełącz automatyczne przewijanie"
 }
diff --git a/apps/readest-app/public/locales/pt-BR/translation.json b/apps/readest-app/public/locales/pt-BR/translation.json
index bf1b63df..fd4ce1f5 100644
--- a/apps/readest-app/public/locales/pt-BR/translation.json
+++ b/apps/readest-app/public/locales/pt-BR/translation.json
@@ -1904,5 +1904,11 @@
   "Open Read Aloud player": "Abrir o player de leitura em voz alta",
   "Read Aloud": "Leitura em voz alta",
   "Voice": "Voz",
-  "Sleep Timer": "Timer de sono"
+  "Sleep Timer": "Timer de sono",
+  "Slower": "Mais lento",
+  "Faster": "Mais rápido",
+  "Exit Auto Scroll": "Sair da rolagem automática",
+  "Auto Scroll": "Rolagem automática",
+  "End of book": "Fim do livro",
+  "Toggle Auto Scroll": "Alternar rolagem automática"
 }
diff --git a/apps/readest-app/public/locales/pt/translation.json b/apps/readest-app/public/locales/pt/translation.json
index 364b7887..50841ee3 100644
--- a/apps/readest-app/public/locales/pt/translation.json
+++ b/apps/readest-app/public/locales/pt/translation.json
@@ -1904,5 +1904,11 @@
   "Open Read Aloud player": "Abrir o leitor de leitura em voz alta",
   "Read Aloud": "Leitura em voz alta",
   "Voice": "Voz",
-  "Sleep Timer": "Temporizador de sono"
+  "Sleep Timer": "Temporizador de sono",
+  "Slower": "Mais lento",
+  "Faster": "Mais rápido",
+  "Exit Auto Scroll": "Sair da rolagem automática",
+  "Auto Scroll": "Rolagem automática",
+  "End of book": "Fim do livro",
+  "Toggle Auto Scroll": "Alternar rolagem automática"
 }
diff --git a/apps/readest-app/public/locales/ro/translation.json b/apps/readest-app/public/locales/ro/translation.json
index 23f67bc4..302d7caa 100644
--- a/apps/readest-app/public/locales/ro/translation.json
+++ b/apps/readest-app/public/locales/ro/translation.json
@@ -1904,5 +1904,11 @@
   "Open Read Aloud player": "Deschide playerul de citire cu voce tare",
   "Read Aloud": "Citire cu voce tare",
   "Voice": "Voce",
-  "Sleep Timer": "Temporizator de somn"
+  "Sleep Timer": "Temporizator de somn",
+  "Slower": "Mai lent",
+  "Faster": "Mai rapid",
+  "Exit Auto Scroll": "Ieșire din derularea automată",
+  "Auto Scroll": "Derulare automată",
+  "End of book": "Sfârșitul cărții",
+  "Toggle Auto Scroll": "Comută derularea automată"
 }
diff --git a/apps/readest-app/public/locales/ru/translation.json b/apps/readest-app/public/locales/ru/translation.json
index e738b585..4f66c6dc 100644
--- a/apps/readest-app/public/locales/ru/translation.json
+++ b/apps/readest-app/public/locales/ru/translation.json
@@ -1939,5 +1939,11 @@
   "Open Read Aloud player": "Открыть плеер чтения вслух",
   "Read Aloud": "Чтение вслух",
   "Voice": "Голос",
-  "Sleep Timer": "Таймер сна"
+  "Sleep Timer": "Таймер сна",
+  "Slower": "Медленнее",
+  "Faster": "Быстрее",
+  "Exit Auto Scroll": "Выйти из автопрокрутки",
+  "Auto Scroll": "Автопрокрутка",
+  "End of book": "Конец книги",
+  "Toggle Auto Scroll": "Переключить автопрокрутку"
 }
diff --git a/apps/readest-app/public/locales/si/translation.json b/apps/readest-app/public/locales/si/translation.json
index 52072096..ceba5997 100644
--- a/apps/readest-app/public/locales/si/translation.json
+++ b/apps/readest-app/public/locales/si/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "ශබ්ද නඟා කියවීමේ ධාවකය විවෘත කරන්න",
   "Read Aloud": "ශබ්ද නඟා කියවීම",
   "Voice": "හඬ",
-  "Sleep Timer": "නින්ද කාල ගණකය"
+  "Sleep Timer": "නින්ද කාල ගණකය",
+  "Slower": "මන්දගාමී",
+  "Faster": "වේගවත්",
+  "Exit Auto Scroll": "ස්වයංක්‍රීය අනුචලනයෙන් පිටවන්න",
+  "Auto Scroll": "ස්වයංක්‍රීය අනුචලනය",
+  "End of book": "පොතේ අවසානය",
+  "Toggle Auto Scroll": "ස්වයංක්‍රීය අනුචලනය මාරු කරන්න"
 }
diff --git a/apps/readest-app/public/locales/sl/translation.json b/apps/readest-app/public/locales/sl/translation.json
index 3835ab39..f979f96d 100644
--- a/apps/readest-app/public/locales/sl/translation.json
+++ b/apps/readest-app/public/locales/sl/translation.json
@@ -1939,5 +1939,11 @@
   "Open Read Aloud player": "Odpri predvajalnik glasnega branja",
   "Read Aloud": "Glasno branje",
   "Voice": "Glas",
-  "Sleep Timer": "Časovnik spanja"
+  "Sleep Timer": "Časovnik spanja",
+  "Slower": "Počasneje",
+  "Faster": "Hitreje",
+  "Exit Auto Scroll": "Izhod iz samodejnega pomikanja",
+  "Auto Scroll": "Samodejno pomikanje",
+  "End of book": "Konec knjige",
+  "Toggle Auto Scroll": "Preklopi samodejno pomikanje"
 }
diff --git a/apps/readest-app/public/locales/sv/translation.json b/apps/readest-app/public/locales/sv/translation.json
index f1261fe5..bd64b97f 100644
--- a/apps/readest-app/public/locales/sv/translation.json
+++ b/apps/readest-app/public/locales/sv/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "Öppna uppläsningsspelaren",
   "Read Aloud": "Uppläsning",
   "Voice": "Röst",
-  "Sleep Timer": "Sovtimer"
+  "Sleep Timer": "Sovtimer",
+  "Slower": "Långsammare",
+  "Faster": "Snabbare",
+  "Exit Auto Scroll": "Avsluta automatisk rullning",
+  "Auto Scroll": "Automatisk rullning",
+  "End of book": "Slutet av boken",
+  "Toggle Auto Scroll": "Växla automatisk rullning"
 }
diff --git a/apps/readest-app/public/locales/ta/translation.json b/apps/readest-app/public/locales/ta/translation.json
index ab6f349b..eeac5aca 100644
--- a/apps/readest-app/public/locales/ta/translation.json
+++ b/apps/readest-app/public/locales/ta/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "உரக்க வாசித்தல் பிளேயரைத் திற",
   "Read Aloud": "உரக்க வாசித்தல்",
   "Voice": "குரல்",
-  "Sleep Timer": "ஸ்லீப் டைமர்"
+  "Sleep Timer": "ஸ்லீப் டைமர்",
+  "Slower": "மெதுவாக",
+  "Faster": "வேகமாக",
+  "Exit Auto Scroll": "தானியங்கி உருட்டலில் இருந்து வெளியேறு",
+  "Auto Scroll": "தானியங்கி உருட்டல்",
+  "End of book": "புத்தகத்தின் முடிவு",
+  "Toggle Auto Scroll": "தானியங்கி உருட்டலை மாற்று"
 }
diff --git a/apps/readest-app/public/locales/th/translation.json b/apps/readest-app/public/locales/th/translation.json
index 47fa7d54..baacb50d 100644
--- a/apps/readest-app/public/locales/th/translation.json
+++ b/apps/readest-app/public/locales/th/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "เปิดเครื่องเล่นอ่านออกเสียง",
   "Read Aloud": "อ่านออกเสียง",
   "Voice": "เสียง",
-  "Sleep Timer": "ตั้งเวลาปิด"
+  "Sleep Timer": "ตั้งเวลาปิด",
+  "Slower": "ช้าลง",
+  "Faster": "เร็วขึ้น",
+  "Exit Auto Scroll": "ออกจากการเลื่อนอัตโนมัติ",
+  "Auto Scroll": "เลื่อนอัตโนมัติ",
+  "End of book": "จุดสิ้นสุดของหนังสือ",
+  "Toggle Auto Scroll": "สลับการเลื่อนอัตโนมัติ"
 }
diff --git a/apps/readest-app/public/locales/tr/translation.json b/apps/readest-app/public/locales/tr/translation.json
index 4150f771..b866e6e8 100644
--- a/apps/readest-app/public/locales/tr/translation.json
+++ b/apps/readest-app/public/locales/tr/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "Sesli okuma oynatıcısını aç",
   "Read Aloud": "Sesli Okuma",
   "Voice": "Ses",
-  "Sleep Timer": "Uyku Zamanlayıcısı"
+  "Sleep Timer": "Uyku Zamanlayıcısı",
+  "Slower": "Daha yavaş",
+  "Faster": "Daha hızlı",
+  "Exit Auto Scroll": "Otomatik kaydırmadan çık",
+  "Auto Scroll": "Otomatik Kaydırma",
+  "End of book": "Kitabın sonu",
+  "Toggle Auto Scroll": "Otomatik kaydırmayı aç/kapat"
 }
diff --git a/apps/readest-app/public/locales/uk/translation.json b/apps/readest-app/public/locales/uk/translation.json
index c1c4858b..e0a862c3 100644
--- a/apps/readest-app/public/locales/uk/translation.json
+++ b/apps/readest-app/public/locales/uk/translation.json
@@ -1939,5 +1939,11 @@
   "Open Read Aloud player": "Відкрити програвач читання вголос",
   "Read Aloud": "Читання вголос",
   "Voice": "Голос",
-  "Sleep Timer": "Таймер сну"
+  "Sleep Timer": "Таймер сну",
+  "Slower": "Повільніше",
+  "Faster": "Швидше",
+  "Exit Auto Scroll": "Вийти з автоматичної прокрутки",
+  "Auto Scroll": "Автоматична прокрутка",
+  "End of book": "Кінець книги",
+  "Toggle Auto Scroll": "Перемкнути автоматичну прокрутку"
 }
diff --git a/apps/readest-app/public/locales/uz/translation.json b/apps/readest-app/public/locales/uz/translation.json
index acb0d884..42f46d49 100644
--- a/apps/readest-app/public/locales/uz/translation.json
+++ b/apps/readest-app/public/locales/uz/translation.json
@@ -1869,5 +1869,11 @@
   "Open Read Aloud player": "Ovoz chiqarib oʻqish pleyerini ochish",
   "Read Aloud": "Ovoz chiqarib oʻqish",
   "Voice": "Ovoz",
-  "Sleep Timer": "Uyqu taymeri"
+  "Sleep Timer": "Uyqu taymeri",
+  "Slower": "Sekinroq",
+  "Faster": "Tezroq",
+  "Exit Auto Scroll": "Avtomatik aylantirishdan chiqish",
+  "Auto Scroll": "Avtomatik aylantirish",
+  "End of book": "Kitob oxiri",
+  "Toggle Auto Scroll": "Avtomatik aylantirishni ochish/yopish"
 }
diff --git a/apps/readest-app/public/locales/vi/translation.json b/apps/readest-app/public/locales/vi/translation.json
index 9a17e1f2..16f97be6 100644
--- a/apps/readest-app/public/locales/vi/translation.json
+++ b/apps/readest-app/public/locales/vi/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "Mở trình phát đọc to",
   "Read Aloud": "Đọc to",
   "Voice": "Giọng đọc",
-  "Sleep Timer": "Hẹn giờ ngủ"
+  "Sleep Timer": "Hẹn giờ ngủ",
+  "Slower": "Chậm hơn",
+  "Faster": "Nhanh hơn",
+  "Exit Auto Scroll": "Thoát tự động cuộn",
+  "Auto Scroll": "Tự động cuộn",
+  "End of book": "Cuối sách",
+  "Toggle Auto Scroll": "Chuyển chế độ tự động cuộn"
 }
diff --git a/apps/readest-app/public/locales/zh-CN/translation.json b/apps/readest-app/public/locales/zh-CN/translation.json
index 0fa72c94..870adbab 100644
--- a/apps/readest-app/public/locales/zh-CN/translation.json
+++ b/apps/readest-app/public/locales/zh-CN/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "打开朗读播放器",
   "Read Aloud": "朗读",
   "Voice": "语音",
-  "Sleep Timer": "定时关闭"
+  "Sleep Timer": "定时关闭",
+  "Slower": "减慢",
+  "Faster": "加快",
+  "Exit Auto Scroll": "退出自动滚动",
+  "Auto Scroll": "自动滚动",
+  "End of book": "已到达书末",
+  "Toggle Auto Scroll": "切换自动滚动"
 }
diff --git a/apps/readest-app/public/locales/zh-TW/translation.json b/apps/readest-app/public/locales/zh-TW/translation.json
index e8f422f9..74c2ee54 100644
--- a/apps/readest-app/public/locales/zh-TW/translation.json
+++ b/apps/readest-app/public/locales/zh-TW/translation.json
@@ -1834,5 +1834,11 @@
   "Open Read Aloud player": "開啟朗讀播放器",
   "Read Aloud": "朗讀",
   "Voice": "語音",
-  "Sleep Timer": "定時關閉"
+  "Sleep Timer": "定時關閉",
+  "Slower": "減慢",
+  "Faster": "加快",
+  "Exit Auto Scroll": "退出自動捲動",
+  "Auto Scroll": "自動捲動",
+  "End of book": "已到達書末",
+  "Toggle Auto Scroll": "切換自動捲動"
 }
diff --git a/apps/readest-app/src/__tests__/reader/utils/autoscroller.test.ts b/apps/readest-app/src/__tests__/reader/utils/autoscroller.test.ts
index 24b05578..e73b7c59 100644
--- a/apps/readest-app/src/__tests__/reader/utils/autoscroller.test.ts
+++ b/apps/readest-app/src/__tests__/reader/utils/autoscroller.test.ts
@@ -1,9 +1,11 @@
 import { describe, test, expect, vi } from 'vitest';
 import {
   Autoscroller,
+  PacedScroller,
   AUTOSCROLL_DEAD_ZONE_PX,
   AUTOSCROLL_SPEED_PER_PX,
   AUTOSCROLL_MAX_VELOCITY,
+  PACED_SCROLL_MAX_FRAME_MS,
 } from '@/app/reader/utils/autoscroller';
 
 // Middle-click autoscroll core (#4951). The controller is pure logic driven by
@@ -143,3 +145,169 @@ describe('Autoscroller press/release state machine', () => {
     expect(hasPendingFrame()).toBe(false);
   });
 });
+
+// Auto Scroll reading mode core (#4998): constant-velocity teleprompter
+// scrolling, same injected rAF/clock testing approach as the middle-click core.
+const createPacedHarness = () => {
+  let frameCb: FrameRequestCallback | null = null;
+  let time = 0;
+  const deltas: number[] = [];
+  const onStop = vi.fn();
+  const scroller = new PacedScroller({
+    scrollBy: (delta) => deltas.push(delta),
+    onStop,
+    raf: (cb) => {
+      frameCb = cb;
+      return 1;
+    },
+    caf: () => {
+      frameCb = null;
+    },
+    now: () => time,
+  });
+  const step = (ms: number) => {
+    time += ms;
+    const cb = frameCb;
+    frameCb = null;
+    cb?.(time);
+  };
+  const advanceIdle = (ms: number) => {
+    time += ms;
+  };
+  const scrolledTotal = () => deltas.reduce((a, b) => a + b, 0);
+  const hasPendingFrame = () => frameCb !== null;
+  return { scroller, deltas, onStop, step, advanceIdle, scrolledTotal, hasPendingFrame };
+};
+
+describe('PacedScroller', () => {
+  test('is inactive until started', () => {
+    const { scroller, hasPendingFrame } = createPacedHarness();
+    expect(scroller.active).toBe(false);
+    expect(hasPendingFrame()).toBe(false);
+    scroller.start(100);
+    expect(scroller.active).toBe(true);
+    expect(scroller.paused).toBe(false);
+    expect(hasPendingFrame()).toBe(true);
+  });
+
+  test('scrolls at the configured velocity', () => {
+    const { scroller, step, scrolledTotal } = createPacedHarness();
+    scroller.start(100);
+    step(100);
+    expect(scrolledTotal()).toBe(10);
+    step(100);
+    expect(scrolledTotal()).toBe(20);
+  });
+
+  test('emits whole pixels and carries the fractional remainder', () => {
+    const { scroller, deltas, step, scrolledTotal } = createPacedHarness();
+    // 25 px/s over 10ms frames yields 0.25px per frame; only whole pixels may
+    // be emitted, with the remainder carried so slow speeds still progress.
+    scroller.start(25);
+    for (let i = 0; i < 8; i++) step(10);
+    expect(scrolledTotal()).toBe(2);
+    expect(deltas.every((d) => Number.isInteger(d))).toBe(true);
+  });
+
+  test('setVelocity takes effect immediately', () => {
+    const { scroller, step, scrolledTotal } = createPacedHarness();
+    scroller.start(100);
+    step(100);
+    expect(scrolledTotal()).toBe(10);
+    scroller.setVelocity(200);
+    step(100);
+    expect(scrolledTotal()).toBe(30);
+  });
+
+  test('pause halts emission and resume continues without a jump', () => {
+    const { scroller, step, advanceIdle, scrolledTotal, hasPendingFrame } = createPacedHarness();
+    scroller.start(100);
+    step(100);
+    expect(scrolledTotal()).toBe(10);
+    scroller.pause();
+    expect(scroller.active).toBe(true);
+    expect(scroller.paused).toBe(true);
+    expect(hasPendingFrame()).toBe(false);
+    // Time spent paused must not be scrolled through on resume.
+    advanceIdle(5000);
+    scroller.resume();
+    expect(scroller.paused).toBe(false);
+    step(100);
+    expect(scrolledTotal()).toBe(20);
+  });
+
+  test('clamps oversized frame gaps so a background tab does not jump', () => {
+    const { scroller, step, scrolledTotal } = createPacedHarness();
+    scroller.start(100);
+    step(10 * PACED_SCROLL_MAX_FRAME_MS);
+    expect(scrolledTotal()).toBe((100 * PACED_SCROLL_MAX_FRAME_MS) / 1000);
+  });
+
+  test('pause and resume are no-ops while inactive', () => {
+    const { scroller, onStop, hasPendingFrame } = createPacedHarness();
+    scroller.pause();
+    scroller.resume();
+    expect(scroller.active).toBe(false);
+    expect(hasPendingFrame()).toBe(false);
+    expect(onStop).not.toHaveBeenCalled();
+  });
+
+  test('stop is idempotent, cancels the frame loop, and fires onStop once', () => {
+    const { scroller, onStop, hasPendingFrame } = createPacedHarness();
+    scroller.stop();
+    expect(onStop).not.toHaveBeenCalled();
+    scroller.start(100);
+    scroller.stop();
+    scroller.stop();
+    expect(onStop).toHaveBeenCalledTimes(1);
+    expect(hasPendingFrame()).toBe(false);
+  });
+
+  test('stop while paused fires onStop and stays stopped', () => {
+    const { scroller, onStop, step, scrolledTotal } = createPacedHarness();
+    scroller.start(100);
+    scroller.pause();
+    scroller.stop();
+    expect(scroller.active).toBe(false);
+    expect(onStop).toHaveBeenCalledTimes(1);
+    step(100);
+    expect(scrolledTotal()).toBe(0);
+  });
+
+  test('restart after stop scrolls again', () => {
+    const { scroller, step, scrolledTotal } = createPacedHarness();
+    scroller.start(100);
+    step(100);
+    scroller.stop();
+    scroller.start(50);
+    step(100);
+    expect(scrolledTotal()).toBe(15);
+  });
+
+  test('a scrollBy callback that stops the scroller does not re-arm the frame loop', () => {
+    let frameCb: FrameRequestCallback | null = null;
+    let time = 0;
+    const onStop = vi.fn();
+    const scroller: PacedScroller = new PacedScroller({
+      // The session auto-stops from inside a tick when the book ends.
+      scrollBy: () => scroller.stop(),
+      onStop,
+      raf: (cb) => {
+        frameCb = cb;
+        return 1;
+      },
+      caf: () => {
+        frameCb = null;
+      },
+      now: () => time,
+    });
+    scroller.start(100);
+    time += 100;
+    const cb = frameCb!;
+    frameCb = null;
+    cb(time);
+    expect(onStop).toHaveBeenCalledTimes(1);
+    expect(scroller.active).toBe(false);
+    expect(frameCb).toBe(null);
+  });
+});
diff --git a/apps/readest-app/src/__tests__/services/tts-auto-advance.browser.test.tsx b/apps/readest-app/src/__tests__/services/tts-auto-advance.browser.test.tsx
index d6543920..08bdd0d8 100644
--- a/apps/readest-app/src/__tests__/services/tts-auto-advance.browser.test.tsx
+++ b/apps/readest-app/src/__tests__/services/tts-auto-advance.browser.test.tsx
@@ -198,6 +198,7 @@ const seedStores = (view: FoliateView, viewSettings: ViewSettings) => {
         error: null,
         ribbonVisible: false,
         ttsEnabled: false,
+        autoScrollEnabled: false,
         syncing: false,
         gridInsets: null,
         previewMode: false,
diff --git a/apps/readest-app/src/__tests__/store/reader-store.test.ts b/apps/readest-app/src/__tests__/store/reader-store.test.ts
index e66ecdbb..5c28331b 100644
--- a/apps/readest-app/src/__tests__/store/reader-store.test.ts
+++ b/apps/readest-app/src/__tests__/store/reader-store.test.ts
@@ -81,6 +81,7 @@ function seedViewState(key: string, overrides: Record<string, unknown> = {}) {
         error: null,
         ribbonVisible: false,
         ttsEnabled: false,
+        autoScrollEnabled: false,
         syncing: false,
         gridInsets: null,
         previewMode: false,
diff --git a/apps/readest-app/src/app/reader/components/AutoScrollControl.tsx b/apps/readest-app/src/app/reader/components/AutoScrollControl.tsx
new file mode 100644
index 00000000..7b52b58c
--- /dev/null
+++ b/apps/readest-app/src/app/reader/components/AutoScrollControl.tsx
@@ -0,0 +1,184 @@
+'use client';
+
+import clsx from 'clsx';
+import React, { useCallback, useEffect, useRef, useState } from 'react';
+import { MdAdd, MdClose, MdPause, MdPlayArrow, MdRemove } from 'react-icons/md';
+import { Insets } from '@/types/misc';
+import { useEnv } from '@/context/EnvContext';
+import { useReaderStore } from '@/store/readerStore';
+import { useResponsiveSize } from '@/hooks/useResponsiveSize';
+import { useTranslation } from '@/hooks/useTranslation';
+import { MAX_AUTO_SCROLL_SPEED, MIN_AUTO_SCROLL_SPEED } from '@/services/constants';
+
+const INITIAL_SHOW_DURATION = 2500;
+const HIDE_DELAY = 2000;
+
+interface AutoScrollControlProps {
+  bookKey: string;
+  paused: boolean;
+  speed: number;
+  onTogglePause: () => void;
+  onAdjustSpeed: (dir: 1 | -1) => void;
+  onStop: () => void;
+  gridInsets: Insets;
+}
+
+// The Auto Scroll session pill (#4998): speed −/+ around the current
+// percentage, pause/resume, and exit. Fades away while scrolling so the mode
+// stays immersive; any mouse movement or pausing (tap on the page) brings it
+// back. Same floating-pill chassis as ParagraphBar.
+const AutoScrollControl: React.FC<AutoScrollControlProps> = ({
+  bookKey,
+  paused,
+  speed,
+  onTogglePause,
+  onAdjustSpeed,
+  onStop,
+  gridInsets,
+}) => {
+  const _ = useTranslation();
+  const { appService } = useEnv();
+  const { hoveredBookKey } = useReaderStore();
+  const iconSize = useResponsiveSize(18);
+
+  const [isBarVisible, setIsBarVisible] = useState(true);
+  const hideTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
+  const isHoveredRef = useRef(false);
+  const pausedRef = useRef(paused);
+  pausedRef.current = paused;
+
+  const clearHideTimer = useCallback(() => {
+    if (hideTimerRef.current) {
+      clearTimeout(hideTimerRef.current);
+      hideTimerRef.current = null;
+    }
+  }, []);
+
+  const startHideTimer = useCallback(
+    (delay: number = HIDE_DELAY) => {
+      clearHideTimer();
+      hideTimerRef.current = setTimeout(() => {
+        if (!isHoveredRef.current && !pausedRef.current) {
+          setIsBarVisible(false);
+        }
+      }, delay);
+    },
+    [clearHideTimer],
+  );
+
+  useEffect(() => {
+    if (paused) {
+      clearHideTimer();
+      setIsBarVisible(true);
+    } else {
+      startHideTimer(INITIAL_SHOW_DURATION);
+    }
+    return clearHideTimer;
+  }, [paused, startHideTimer, clearHideTimer]);
+
+  useEffect(() => {
+    let lastMoveTime = 0;
+    const handleMouseMove = () => {
+      const now = Date.now();
+      if (now - lastMoveTime < 100) return;
+      lastMoveTime = now;
+      setIsBarVisible(true);
+      startHideTimer();
+    };
+    window.addEventListener('mousemove', handleMouseMove, { passive: true });
+    return () => window.removeEventListener('mousemove', handleMouseMove);
+  }, [startHideTimer]);
+
+  const isVisible = isBarVisible && hoveredBookKey !== bookKey;
+
+  const buttonClass = clsx(
+    'flex items-center justify-center rounded-full p-1.5',
+    'transition-all duration-200 ease-out',
+    'not-eink:hover:bg-base-200 active:scale-90',
+  );
+
+  return (
+    <div
+      className={clsx(
+        // `absolute` so the pill centers on the book's grid cell rather than
+        // the viewport: with a pinned sidebar (or a split view) the reading
+        // column is off the window center and the pill must stay under the
+        // text it controls.
+        'absolute bottom-6 left-1/2 z-50 -translate-x-1/2',
+        'transition-[opacity,filter,transform] duration-200 ease-out',
+        isVisible
+          ? 'pointer-events-auto translate-y-0 scale-100 opacity-100 blur-0'
+          : 'pointer-events-none translate-y-4 scale-90 opacity-0 blur-sm',
+      )}
+      style={{
+        paddingBottom: appService?.hasSafeAreaInset ? `${gridInsets.bottom * 0.33}px` : 0,
+      }}
+      onMouseEnter={() => {
+        isHoveredRef.current = true;
+        clearHideTimer();
+        setIsBarVisible(true);
+      }}
+      onMouseLeave={() => {
+        isHoveredRef.current = false;
+        startHideTimer();
+      }}
+    >
+      <div
+        className={clsx(
+          'text-base-content flex items-center gap-1 rounded-full px-3 py-1.5',
+          'not-eink:bg-base-300 eink-bordered',
+          'not-eink:border-base-content/10 not-eink:border',
+          'shadow-sm backdrop-blur-md',
+        )}
+      >
+        <button
+          onClick={() => onAdjustSpeed(-1)}
+          disabled={speed <= MIN_AUTO_SCROLL_SPEED}
+          className={clsx(buttonClass, speed <= MIN_AUTO_SCROLL_SPEED && 'opacity-30')}
+          title={_('Slower')}
+          aria-label={_('Slower')}
+        >
+          <MdRemove size={iconSize} />
+        </button>
+
+        <div className='flex min-w-[3.5rem] items-center justify-center'>
+          <span className='text-sm font-medium tabular-nums'>{speed}%</span>
+        </div>
+
+        <button
+          onClick={() => onAdjustSpeed(1)}
+          disabled={speed >= MAX_AUTO_SCROLL_SPEED}
+          className={clsx(buttonClass, speed >= MAX_AUTO_SCROLL_SPEED && 'opacity-30')}
+          title={_('Faster')}
+          aria-label={_('Faster')}
+        >
+          <MdAdd size={iconSize} />
+        </button>
+
+        <div className='bg-base-content/10 mx-1 h-4 w-px' />
+
+        <button
+          onClick={onTogglePause}
+          className={buttonClass}
+          title={paused ? _('Play') : _('Pause')}
+          aria-label={paused ? _('Play') : _('Pause')}
+        >
+          {paused ? <MdPlayArrow size={iconSize} /> : <MdPause size={iconSize} />}
+        </button>
+
+        <div className='bg-base-content/10 mx-1 h-4 w-px' />
+
+        <button
+          onClick={onStop}
+          className={buttonClass}
+          title={_('Exit Auto Scroll')}
+          aria-label={_('Exit Auto Scroll')}
+        >
+          <MdClose size={iconSize} />
+        </button>
+      </div>
+    </div>
+  );
+};
+
+export default AutoScrollControl;
diff --git a/apps/readest-app/src/app/reader/components/FoliateViewer.tsx b/apps/readest-app/src/app/reader/components/FoliateViewer.tsx
index fb749eb1..7a28f772 100644
--- a/apps/readest-app/src/app/reader/components/FoliateViewer.tsx
+++ b/apps/readest-app/src/app/reader/components/FoliateViewer.tsx
@@ -79,8 +79,10 @@ import { eventDispatcher } from '@/utils/event';
 import { isFontType } from '@/utils/font';
 import { getScrollGapAttr } from '@/utils/webtoon';
 import { useMiddleClickAutoscroll } from '../hooks/useMiddleClickAutoscroll';
+import { useAutoScroll } from '../hooks/useAutoScroll';
 import { ParagraphControl } from './paragraph';
 import AutoscrollIndicator from './AutoscrollIndicator';
+import AutoScrollControl from './AutoScrollControl';
 import Spinner from '@/components/Spinner';
 import KOSyncConflictResolver from './KOSyncResolver';
 import ImageViewer from './ImageViewer';
@@ -517,6 +519,7 @@ const FoliateViewer: React.FC<{
   const mouseHandlers = useMouseEvent(bookKey, handlePageFlip);
   const touchHandlers = useTouchEvent(bookKey);
   const autoscrollAnchor = useMiddleClickAutoscroll(bookKey, viewRef, containerRef);
+  const autoScroll = useAutoScroll(bookKey, viewRef);
 
   const [selectedImage, setSelectedImage] = useState<string | null>(null);
   const [selectedTableHtml, setSelectedTableHtml] = useState<string | null>(null);
@@ -963,6 +966,17 @@ const FoliateViewer: React.FC<{
         {...touchHandlers}
       />
       {autoscrollAnchor && <AutoscrollIndicator anchor={autoscrollAnchor} />}
+      {autoScroll.active && (
+        <AutoScrollControl
+          bookKey={bookKey}
+          paused={autoScroll.paused}
+          speed={autoScroll.speed}
+          onTogglePause={autoScroll.togglePause}
+          onAdjustSpeed={autoScroll.adjustSpeed}
+          onStop={autoScroll.stop}
+          gridInsets={gridInsets}
+        />
+      )}
       <BrightnessOverlay visible={overlayVisible} level={overlayLevel} />
       <ParagraphControl bookKey={bookKey} viewRef={viewRef} gridInsets={gridInsets} />
       {((!docLoaded.current && loading) || viewState?.loading) && (
diff --git a/apps/readest-app/src/app/reader/components/ViewMenu.tsx b/apps/readest-app/src/app/reader/components/ViewMenu.tsx
index af22bf01..90ac9e4b 100644
--- a/apps/readest-app/src/app/reader/components/ViewMenu.tsx
+++ b/apps/readest-app/src/app/reader/components/ViewMenu.tsx
@@ -123,6 +123,11 @@ const ViewMenu: React.FC<ViewMenuProps> = ({
     eventDispatcher.dispatch('rsvp-start', { bookKey });
   };
 
+  const toggleAutoScroll = () => {
+    setIsDropdownOpen?.(false);
+    eventDispatcher.dispatch('autoscroll-toggle', { bookKey });
+  };
+
   const handleShare = () => {
     setIsDropdownOpen?.(false);
     if (!bookData?.book) return;
@@ -382,6 +387,14 @@ const ViewMenu: React.FC<ViewMenuProps> = ({
         onClick={toggleScrolledMode}
       />
 
+      <MenuItem
+        label={_('Auto Scroll')}
+        shortcut='Shift+A'
+        Icon={viewState?.autoScrollEnabled ? MdCheck : undefined}
+        onClick={toggleAutoScroll}
+        disabled={!isScrolledMode}
+      />
+
       <hr aria-hidden='true' className='border-base-300 my-1' />
 
       <MenuItem
diff --git a/apps/readest-app/src/app/reader/hooks/useAutoScroll.ts b/apps/readest-app/src/app/reader/hooks/useAutoScroll.ts
new file mode 100644
index 00000000..b5b23263
--- /dev/null
+++ b/apps/readest-app/src/app/reader/hooks/useAutoScroll.ts
@@ -0,0 +1,182 @@
+import { useEffect, useRef, useState } from 'react';
+import { useEnv } from '@/context/EnvContext';
+import { FoliateView } from '@/types/view';
+import { useReaderStore } from '@/store/readerStore';
+import { useTranslation } from '@/hooks/useTranslation';
+import { eventDispatcher } from '@/utils/event';
+import { saveViewSettings } from '@/helpers/settings';
+import {
+  AUTO_SCROLL_BASE_PX_PER_SEC,
+  AUTO_SCROLL_SPEED_STEP,
+  MAX_AUTO_SCROLL_SPEED,
+  MIN_AUTO_SCROLL_SPEED,
+} from '@/services/constants';
+import { PacedScroller } from '../utils/autoscroller';
+
+// A stalled forward tick must persist this long before the session reacts
+// (section hop, or stop at the end of the book) — brief stalls can happen
+// while an adjacent section is still loading.
+const AUTO_SCROLL_STALL_MS = 800;
+
+export interface AutoScrollState {
+  active: boolean;
+  paused: boolean;
+  speed: number;
+  togglePause: () => void;
+  adjustSpeed: (dir: 1 | -1) => void;
+  stop: () => void;
+}
+
+// Auto Scroll reading mode (#4998): teleprompter-style continuous scrolling in
+// scrolled mode, toggled via the 'autoscroll-toggle' event (View menu, Shift+A).
+// A tap on the page pauses/resumes instead of turning the page or toggling the
+// bars; manual wheel/drag input simply composes with the paced scrolling since
+// every frame is a relative containerPosition step. Escape or leaving scrolled
+// mode stops the session; the session state is never persisted.
+export const useAutoScroll = (
+  bookKey: string,
+  viewRef: React.RefObject<FoliateView | null>,
+): AutoScrollState => {
+  const _ = useTranslation();
+  const { envConfig } = useEnv();
+  const { getViewSettings, setAutoScrollEnabled } = useReaderStore();
+  const viewSettings = getViewSettings(bookKey);
+  const [active, setActive] = useState(false);
+  const [paused, setPaused] = useState(false);
+  const [speed, setSpeed] = useState(viewSettings?.autoScrollSpeed ?? 100);
+
+  // Undoes the per-session window listeners; set on start.
+  const sessionCleanupRef = useRef<(() => void) | null>(null);
+  const stallStartRef = useRef<number | null>(null);
+
+  const scrollerRef = useRef<PacedScroller | null>(null);
+  if (!scrollerRef.current) {
+    scrollerRef.current = new PacedScroller({
+      scrollBy: (delta) => {
+        const view = viewRef.current;
+        const renderer = view?.renderer;
+        if (!renderer) return;
+        // Vertical-writing books scroll along the horizontal axis in scrolled
+        // mode, where reading forward means going more negative (foliate
+        // paginator negates scrolled-mode offsets for vertical writing).
+        const sign = renderer.scrollProp === 'scrollLeft' ? -1 : 1;
+        const before = renderer.containerPosition;
+        renderer.containerPosition = before + sign * delta;
+        if (renderer.containerPosition === before) {
+          // Clamped by the scroll bounds: at the end of the rendered content.
+          const now = Date.now();
+          if (stallStartRef.current === null) {
+            stallStartRef.current = now;
+          } else if (now - stallStartRef.current >= AUTO_SCROLL_STALL_MS) {
+            stallStartRef.current = now;
+            if (renderer.atEnd) {
+              scrollerRef.current?.stop();
+              eventDispatcher.dispatch('toast', { message: _('End of book'), type: 'info' });
+            } else {
+              // Single-section scroll mode parks at the section end; hop to
+              // the next section and keep going.
+              view?.next();
+            }
+          }
+        } else {
+          stallStartRef.current = null;
+        }
+      },
+      onStop: () => {
+        setActive(false);
+        setPaused(false);
+        setAutoScrollEnabled(bookKey, false);
+        sessionCleanupRef.current?.();
+        sessionCleanupRef.current = null;
+      },
+    });
+  }
+
+  const togglePause = () => {
+    const scroller = scrollerRef.current!;
+    if (!scroller.active) return;
+    if (scroller.paused) scroller.resume();
+    else scroller.pause();
+    setPaused(scroller.paused);
+  };
+
+  const adjustSpeed = (dir: 1 | -1) => {
+    const current = getViewSettings(bookKey)?.autoScrollSpeed ?? speed;
+    const next = Math.min(
+      MAX_AUTO_SCROLL_SPEED,
+      Math.max(MIN_AUTO_SCROLL_SPEED, current + dir * AUTO_SCROLL_SPEED_STEP),
+    );
+    setSpeed(next);
+    scrollerRef.current!.setVelocity((AUTO_SCROLL_BASE_PX_PER_SEC * next) / 100);
+    saveViewSettings(envConfig, bookKey, 'autoScrollSpeed', next, false, false);
+  };
+
+  const startSession = () => {
+    const scroller = scrollerRef.current!;
+    const renderer = viewRef.current?.renderer;
+    if (!renderer?.scrolled) return;
+    const speedNow = getViewSettings(bookKey)?.autoScrollSpeed ?? 100;
+    setSpeed(speedNow);
+    stallStartRef.current = null;
+    scroller.start((AUTO_SCROLL_BASE_PX_PER_SEC * speedNow) / 100);
+    setActive(true);
+    setPaused(false);
+    setAutoScrollEnabled(bookKey, true);
+
+    const onKeydown = (event: KeyboardEvent) => {
+      if (event.key === 'Escape') scroller.stop();
+    };
+    window.addEventListener('keydown', onKeydown, true);
+    sessionCleanupRef.current = () => {
+      window.removeEventListener('keydown', onKeydown, true);
+    };
+  };
+
+  useEffect(() => {
+    const scroller = scrollerRef.current!;
+    const onToggle = (event: CustomEvent) => {
+      if (event.detail?.bookKey !== bookKey) return;
+      if (scroller.active) scroller.stop();
+      else startSession();
+    };
+    // Escape typed inside the book iframe arrives as a forwarded message.
+    const onMessage = (msg: MessageEvent) => {
+      if (msg.data?.type === 'iframe-keydown' && msg.data.key === 'Escape') scroller.stop();
+    };
+    // A tap on the page pauses/resumes the session; consuming the click keeps
+    // it from also turning the page or toggling the header/footer bars.
+    const onSingleClick = () => {
+      if (!scroller.active) return false;
+      togglePause();
+      return true;
+    };
+    eventDispatcher.on('autoscroll-toggle', onToggle);
+    eventDispatcher.onSync('iframe-single-click', onSingleClick);
+    window.addEventListener('message', onMessage);
+    return () => {
+      eventDispatcher.off('autoscroll-toggle', onToggle);
+      eventDispatcher.offSync('iframe-single-click', onSingleClick);
+      window.removeEventListener('message', onMessage);
+    };
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [bookKey]);
+
+  // Auto Scroll only exists in scrolled mode; leaving it ends the session.
+  const scrolled = !!viewSettings?.scrolled;
+  useEffect(() => {
+    if (!scrolled) scrollerRef.current?.stop();
+  }, [scrolled]);
+
+  useEffect(() => {
+    return () => scrollerRef.current?.stop();
+  }, []);
+
+  return {
+    active,
+    paused,
+    speed,
+    togglePause,
+    adjustSpeed,
+    stop: () => scrollerRef.current?.stop(),
+  };
+};
diff --git a/apps/readest-app/src/app/reader/hooks/useBookShortcuts.ts b/apps/readest-app/src/app/reader/hooks/useBookShortcuts.ts
index 746b23a0..eb105ce4 100644
--- a/apps/readest-app/src/app/reader/hooks/useBookShortcuts.ts
+++ b/apps/readest-app/src/app/reader/hooks/useBookShortcuts.ts
@@ -360,6 +360,14 @@ const useBookShortcuts = ({ sideBarBookKey, bookKeys }: UseBookShortcutsProps) =
     eventDispatcher.dispatch('rsvp-start', { bookKey: sideBarBookKey });
   };
 
+  const toggleAutoScroll = () => {
+    if (!sideBarBookKey) return;
+    // Auto Scroll only exists in scrolled mode (#4998); the View menu item is
+    // disabled outside it, so the shortcut silently no-ops there too.
+    if (!getViewSettings(sideBarBookKey)?.scrolled) return;
+    eventDispatcher.dispatch('autoscroll-toggle', { bookKey: sideBarBookKey });
+  };
+
   const handlePinchZoom = (event: CustomEvent) => {
     const zoomLevel = event.detail?.zoomLevel;
     if (zoomLevel != null) {
@@ -393,6 +401,7 @@ const useBookShortcuts = ({ sideBarBookKey, bookKeys }: UseBookShortcutsProps) =
       onToggleBookmark: toggleBookmark,
       onToggleParagraphMode: toggleParagraphMode,
       onStartRSVP: startRSVP,
+      onToggleAutoScroll: toggleAutoScroll,
       onToggleToolbar: toggleToolbar,
       onOpenFontLayoutSettings: () => setSettingsDialogOpen(true),
       onShowSearchBar: showSearchBar,
diff --git a/apps/readest-app/src/app/reader/utils/autoscroller.ts b/apps/readest-app/src/app/reader/utils/autoscroller.ts
index f67770c8..0d522374 100644
--- a/apps/readest-app/src/app/reader/utils/autoscroller.ts
+++ b/apps/readest-app/src/app/reader/utils/autoscroller.ts
@@ -108,3 +108,94 @@ export class Autoscroller {
     this.#requestFrame();
   }
 }
+
+// Frame gaps above this are treated as this long: rAF stops in background tabs,
+// and scrolling through the whole gap on the resume frame would jump the text.
+export const PACED_SCROLL_MAX_FRAME_MS = 100;
+
+// Auto Scroll reading mode core (#4998): teleprompter-style scrolling at a
+// constant caller-set velocity, with pause/resume. Emits whole-pixel forward
+// deltas with fractional carry like Autoscroller; the caller owns the scroll
+// direction sign. Pure logic with an injectable rAF/clock for tests.
+export class PacedScroller {
+  #opts: AutoscrollerOptions;
+  #active = false;
+  #paused = false;
+  #velocity = 0;
+  #lastTime = 0;
+  #residual = 0;
+  #frameId: number | null = null;
+
+  constructor(opts: AutoscrollerOptions) {
+    this.#opts = opts;
+  }
+
+  get active() {
+    return this.#active;
+  }
+
+  get paused() {
+    return this.#paused;
+  }
+
+  start(velocity: number) {
+    this.stop();
+    this.#active = true;
+    this.#paused = false;
+    this.#velocity = velocity;
+    this.#residual = 0;
+    this.#resetClockAndRequestFrame();
+  }
+
+  setVelocity(velocity: number) {
+    this.#velocity = velocity;
+  }
+
+  pause() {
+    if (!this.#active || this.#paused) return;
+    this.#paused = true;
+    this.#cancelFrame();
+  }
+
+  resume() {
+    if (!this.#active || !this.#paused) return;
+    this.#paused = false;
+    this.#resetClockAndRequestFrame();
+  }
+
+  stop() {
+    if (!this.#active) return;
+    this.#active = false;
+    this.#paused = false;
+    this.#cancelFrame();
+    this.#opts.onStop?.();
+  }
+
+  #cancelFrame() {
+    if (this.#frameId !== null) {
+      (this.#opts.caf ?? cancelAnimationFrame)(this.#frameId);
+      this.#frameId = null;
+    }
+  }
+
+  #resetClockAndRequestFrame() {
+    this.#lastTime = (this.#opts.now ?? performance.now.bind(performance))();
+    this.#frameId = (this.#opts.raf ?? requestAnimationFrame)((time) => this.#tick(time));
+  }
+
+  #tick(time: number) {
+    this.#frameId = null;
+    if (!this.#active || this.#paused) return;
+    const dt = Math.min(Math.max(0, time - this.#lastTime), PACED_SCROLL_MAX_FRAME_MS);
+    this.#lastTime = time;
+    this.#residual += this.#velocity * (dt / 1000);
+    const whole = Math.trunc(this.#residual);
+    if (whole !== 0) {
+      this.#residual -= whole;
+      this.#opts.scrollBy(whole);
+      // scrollBy may stop the session (e.g. the book ended); don't re-arm then.
+      if (!this.#active || this.#paused) return;
+    }
+    this.#frameId = (this.#opts.raf ?? requestAnimationFrame)((t) => this.#tick(t));
+  }
+}
diff --git a/apps/readest-app/src/helpers/shortcuts.ts b/apps/readest-app/src/helpers/shortcuts.ts
index bce57498..17557c50 100644
--- a/apps/readest-app/src/helpers/shortcuts.ts
+++ b/apps/readest-app/src/helpers/shortcuts.ts
@@ -83,6 +83,11 @@ const DEFAULT_SHORTCUTS = {
     description: _('Toggle Paragraph Mode'),
     section: 'General',
   },
+  onToggleAutoScroll: {
+    keys: ['shift+a'],
+    description: _('Toggle Auto Scroll'),
+    section: 'General',
+  },
   onStartRSVP: {
     keys: ['shift+v'],
     description: _('Speed Reading Mode'),
diff --git a/apps/readest-app/src/services/constants.ts b/apps/readest-app/src/services/constants.ts
index 06bf7f3b..fcba344b 100644
--- a/apps/readest-app/src/services/constants.ts
+++ b/apps/readest-app/src/services/constants.ts
@@ -297,6 +297,7 @@ export const DEFAULT_BOOK_LAYOUT: BookLayout = {
   scrollingOverlap: 0,
   allowScript: false,
   hideScrollbar: false,
+  autoScrollSpeed: 100,
 };
 
 export const DEFAULT_BOOK_LANGUAGE: BookLanguage = {
@@ -882,6 +883,12 @@ export const MAX_CONTRAST = 300;
 export const MIN_CONTRAST = 50;
 export const CONTRAST_STEP = 10;
 
+// Auto Scroll (#4998): speed is stored as a percentage of the base velocity.
+export const AUTO_SCROLL_BASE_PX_PER_SEC = 20;
+export const MAX_AUTO_SCROLL_SPEED = 500;
+export const MIN_AUTO_SCROLL_SPEED = 25;
+export const AUTO_SCROLL_SPEED_STEP = 25;
+
 export const SHOW_UNREAD_STATUS_BADGE = false;
 
 export const DEFAULT_STORAGE_QUOTA: UserStorageQuota = {
diff --git a/apps/readest-app/src/store/readerStore.ts b/apps/readest-app/src/store/readerStore.ts
index 43492613..e78c71a7 100644
--- a/apps/readest-app/src/store/readerStore.ts
+++ b/apps/readest-app/src/store/readerStore.ts
@@ -42,6 +42,9 @@ interface ViewState {
      `getBookProgress(key)` for one-shot reads. */
   ribbonVisible: boolean;
   ttsEnabled: boolean;
+  /* True while an Auto Scroll session (#4998) is engaged for this view;
+     session-only, never persisted. Drives the View menu checkmark. */
+  autoScrollEnabled: boolean;
   syncing: boolean;
   gridInsets: Insets | null;
   /* True while the reader is showing a position requested by an external
@@ -65,6 +68,7 @@ interface ReaderStore {
   setHoveredBookKey: (key: string | null) => void;
   setBookmarkRibbonVisibility: (key: string, visible: boolean) => void;
   setTTSEnabled: (key: string, enabled: boolean) => void;
+  setAutoScrollEnabled: (key: string, enabled: boolean) => void;
   setIsLoading: (key: string, loading: boolean) => void;
   setIsSyncing: (key: string, syncing: boolean) => void;
   setProgress: (
@@ -157,6 +161,7 @@ export const useReaderStore = create<ReaderStore>((set, get) => ({
           error: null,
           ribbonVisible: false,
           ttsEnabled: false,
+          autoScrollEnabled: false,
           syncing: false,
           gridInsets: null,
           previewMode: false,
@@ -296,6 +301,7 @@ export const useReaderStore = create<ReaderStore>((set, get) => ({
             error: null,
             ribbonVisible: false,
             ttsEnabled: false,
+            autoScrollEnabled: false,
             syncing: false,
             gridInsets: null,
             previewMode: false,
@@ -319,6 +325,7 @@ export const useReaderStore = create<ReaderStore>((set, get) => ({
             error: 'Failed to load book.',
             ribbonVisible: false,
             ttsEnabled: false,
+            autoScrollEnabled: false,
             syncing: false,
             gridInsets: null,
             previewMode: false,
@@ -466,6 +473,17 @@ export const useReaderStore = create<ReaderStore>((set, get) => ({
       },
     })),
 
+  setAutoScrollEnabled: (key: string, enabled: boolean) =>
+    set((state) => ({
+      viewStates: {
+        ...state.viewStates,
+        [key]: {
+          ...state.viewStates[key]!,
+          autoScrollEnabled: enabled,
+        },
+      },
+    })),
+
   setIsLoading: (key: string, loading: boolean) =>
     set((state) => ({
       viewStates: {
diff --git a/apps/readest-app/src/types/book.ts b/apps/readest-app/src/types/book.ts
index 32374b15..7748ad1d 100644
--- a/apps/readest-app/src/types/book.ts
+++ b/apps/readest-app/src/types/book.ts
@@ -209,6 +209,8 @@ export interface BookLayout {
   scrollingOverlap: number;
   allowScript: boolean;
   hideScrollbar: boolean;
+  /* Auto Scroll (#4998) speed as a percentage; 100 = AUTO_SCROLL_BASE_PX_PER_SEC. */
+  autoScrollSpeed: number;
 }
 
 export interface BookStyle {