diff --git a/apps/readest-app/src/app/reader/components/sidebar/BookMenu.tsx b/apps/readest-app/src/app/reader/components/sidebar/BookMenu.tsx
index 9a2c6f3b..b26de7b2 100644
--- a/apps/readest-app/src/app/reader/components/sidebar/BookMenu.tsx
+++ b/apps/readest-app/src/app/reader/components/sidebar/BookMenu.tsx
@@ -3,8 +3,10 @@ import Image from 'next/image';
 
 import MenuItem from '@/components/MenuItem';
 import { setAboutDialogVisible } from '@/components/AboutWindow';
-import useBooksManager from '../../hooks/useBooksManager';
 import { useLibraryStore } from '@/store/libraryStore';
+import { isWebAppPlatform } from '@/services/environment';
+import { DOWNLOAD_READEST_URL } from '@/services/constants';
+import useBooksManager from '../../hooks/useBooksManager';
 
 interface BookMenuProps {
   setIsDropdownOpen?: (isOpen: boolean) => void;
@@ -25,6 +27,12 @@ const BookMenu: React.FC<BookMenuProps> = ({ setIsDropdownOpen }) => {
     setAboutDialogVisible(true);
     setIsDropdownOpen?.(false);
   };
+  const downloadReadest = () => {
+    window.open(DOWNLOAD_READEST_URL, '_blank');
+    setIsDropdownOpen?.(false);
+  };
+
+  const isWebApp = isWebAppPlatform();
 
   return (
     <div
@@ -56,6 +64,7 @@ const BookMenu: React.FC<BookMenuProps> = ({ setIsDropdownOpen }) => {
       </MenuItem>
       <MenuItem label='Reload Page' noIcon shortcut='Shift+R' onClick={handleReloadPage} />
       <hr className='border-base-200 my-1' />
+      {isWebApp && <MenuItem label='Download Readest' noIcon onClick={downloadReadest} />}
       <MenuItem label='About Readest' noIcon onClick={showAboutReadest} />
     </div>
   );
diff --git a/apps/readest-app/src/services/constants.ts b/apps/readest-app/src/services/constants.ts
index 0f95748d..1d84ffca 100644
--- a/apps/readest-app/src/services/constants.ts
+++ b/apps/readest-app/src/services/constants.ts
@@ -80,3 +80,5 @@ export const MONOSPACE_FONTS = ['Fira Code', 'Lucida Console', 'Consolas', 'Cour
 export const ONE_COLUMN_MAX_INLINE_SIZE = 9999;
 
 export const BOOK_IDS_SEPARATOR = '+';
+
+export const DOWNLOAD_READEST_URL = 'https://readest.com?utm_source=readest_web';