EPUB Reader FAQ: Your Questions Answered

Select a folder with saved EPUB books in the Library tab. Once added, pull down to refresh and your books will appear in your library. justRead.app supports libraries with 5,000+ books without any slowdowns.

justRead.app is optimized for EPUB files. If you have books in other formats, you can use Calibre on Mac or PC to convert them to EPUB before importing. Learn more tips on our blog.

Yes. You can create multiple subfolders to organize your collection by genre, author, reading status, or any other system that works for you. justRead.app will display all books across your subfolders in the main library view.

Yes. You can use any cloud provider: iCloud, Dropbox, Google Drive, OneDrive, or others, as long as you have access to that cloud folder from your iPhone. Simply point justRead.app to your cloud folder and all your books will sync automatically.

Yes. Since your books and reading data are stored in your cloud folder, they are automatically backed up through your cloud provider. Your app settings are also securely saved on your iPhone.

Save any font file in the same folder with your books and restart the app. Then open Settings in the app, navigate to the font selection option, and choose your custom font. justRead.app supports any font you want to import.

Absolutely. justRead.app gives you complete control over:

• Typography: Font selection, size, line spacing, and letter spacing
• Colors: Text color, background color, and dark mode options
• Layout: Margins, alignment, and edge-to-edge reading
• Display: Brightness adjustment, 20-20-20 eye care reminders, and screen lock rotation

You can create the perfect reading environment tailored to your preferences. See all features.

Yes. justRead.app offers dark mode with intelligent image inversion to protect your eyes during night reading. You can adjust brightness without leaving your book.

Books are sorted by author first, then by title. If books are part of a series, they are automatically sorted by their index within that series. This intelligent sorting makes it easy to browse your entire collection.

justRead.app includes advanced search functionality. You can search by:

• Author name
• Book title
• Series name

Yes. You can add custom tags and metadata to your books using Calibre on Mac or PC, then sync those changes to justRead.app.

Yes. justRead.app includes instant dictionary lookups. Simply tap a word and its definition will appear instantly without leaving your book.

Yes. justRead.app provides comprehensive reading statistics including:

• Reading time: Track how long you spend reading each session
• Reading calendar: View your daily reading activity
• Reading speed: Measure your pages-per-minute reading speed
• Progress tracking: Monitor your position in each book
• Achievements: Earn badges for completed books
• Reading history: View your complete reading timeline

Yes. justRead.app maintains a complete reading history so you can go back to previously read books and navigate through your reading journey.

Yes. All your app settings are saved only on your iPhone. Your privacy is our priority, we don't collect or transmit your personal reading data to external servers.

Only you. Your books are stored in your own cloud account, and your reading settings stay on your phone. No one else can access your library unless you explicitly share your cloud folder.

justRead.app collects data about crashes, unexpected behavior and performance. These are used for making the app better.

justRead.app is optimized for single-book reading with a beautiful, focused interface. However, you can switch between books instantly using your library.

Yes. You can manage your entire book collection in Calibre on Mac or PC, then sync to justRead.app via your cloud folder. Calibre integration gives you professional-grade library management.

justRead.app includes multi-language support, making it accessible for readers worldwide.

The books are not yet fully downloaded

• Download the books at first
• Refresh the Library tab by pulling down

Try pulling down on the Library tab to refresh. If books still don't appear, ensure:

• The files are in EPUB format
• The folder path is correctly configured in justRead.app settings
• You have permission to access the folder

justRead.app is designed to handle 5,000+ books without slowdowns. If you experience performance issues:

• Restart the app
• Ensure your iPhone has sufficient free storage space
• Check that your cloud connection is stable

Ensure you:

• Saved the font file in the same folder as your books
• Restarted justRead.app after adding the font
• Selected the font while reading in Settings → Font

Your reading progress is automatically saved. If your data is missing:

• Ensure justRead.app has access to your cloud folder
• Check that your cloud account is properly synced
• Verify your app settings are configured correctly

justRead is a top-rated EPUB reader built specifically for iPhone and iPad. It offers custom fonts, Calibre library sync via any cloud provider, detailed reading statistics, and a fully native iOS experience. Unlike Kindle or Apple Books, justRead gives you full control over typography, colours, and layout for EPUB files.

Yes. justRead offers a free 7-day trial with full access to all features, no account required. After the trial you can choose a Monthly ($2.99), Yearly ($24.99), or Lifetime ($59) plan. During the trial you can import EPUBs, customise your reading experience, and sync your Calibre library. View pricing plans.

Install justRead from the App Store, then point it at any folder containing your EPUB files - iCloud Drive, Dropbox, Google Drive, or a local folder. Your books appear in the library instantly. You can also sync your entire Calibre library by placing it in a cloud folder.

For EPUB files, yes. Apple Books has limited customisation and Kindle doesn't natively support EPUB. justRead lets you customise fonts, colours, spacing, and layout. It also supports Calibre metadata, reading statistics, achievements, and works with any cloud provider for syncing your library.

Yes. Marvin 3 is no longer actively maintained, and justRead picks up where it left off. justRead offers native Calibre sync, custom fonts, reading statistics with streaks, and a modern SwiftUI interface. It supports large libraries with 5,000+ books, works with iCloud, Dropbox, and Google Drive, and requires no account. If you loved Marvin 3, justRead is the closest modern replacement on iOS.

Yes. justRead is the only iOS EPUB reader with native Calibre Content Server integration. Place your Calibre library in any cloud folder (iCloud, Dropbox, or Google Drive), point justRead at it, and your books, metadata, and covers sync automatically. You can also connect directly to a Calibre Content Server on your network.