diff --git a/apps/readest-app/src/app/reader/components/FoliateViewer.tsx b/apps/readest-app/src/app/reader/components/FoliateViewer.tsx
index a70582b5..cb5a435b 100644
--- a/apps/readest-app/src/app/reader/components/FoliateViewer.tsx
+++ b/apps/readest-app/src/app/reader/components/FoliateViewer.tsx
@@ -687,6 +687,14 @@ const FoliateViewer: React.FC<{
       } else {
         view.renderer.removeAttribute('animated');
       }
+      // iOS WebKit composites large/persistent page layers without the Android
+      // high-DPR Blink freeze, so opt this renderer into the GPU-accelerated
+      // page-turn path (persistent compositor layers + no main-thread
+      // rafAnimateScroll fallback) to keep 120Hz ProMotion turns smooth
+      // (readest#4768).
+      if (appService?.isIOSApp) {
+        view.renderer.setAttribute('gpu-composite', '');
+      }
       if (viewSettings.disableSwipe) {
         view.renderer.setAttribute('no-swipe', '');
       } else {
diff --git a/packages/foliate-js b/packages/foliate-js
index 982f168c..23ec1c79 160000
--- a/packages/foliate-js
+++ b/packages/foliate-js
@@ -1 +1 @@
-Subproject commit 982f168c668dedcf38b2304bec788337712d60aa
+Subproject commit 23ec1c7957af6a5dcbd7d340314fe5238ef4e665