UniBook — Read Without Limits

Tired of subscriptions? UniBook is a one-time-purchase reader for the EPUB, PDF, M4B, and MP3 files you own. Read and listen offline, keep your library organized, and pick up exactly where you left off.

— WHY READERS CHOOSE UNIBOOK —

PAY ONCE, READ FOR LIFE
A single in-app purchase unlocks the full reader. No monthly plan and no automatic renewal.

YOUR LIBRARY STAYS YOURS
Import compatible DRM-free files through Files, iCloud Drive, or the Share extension. Your imported books remain on your device, UniBook does not upload your library, and no account is required.

— FEATURES —

EPUB READER
• Adjustable text size and reading themes
• Light, sepia, and dark reading themes
• Save highlights and quotes
• Share quotes as polished images
• Resume from your saved position
• See reading progress in the reader and your library

PDF READER
• Native PDF viewing
• Page and progress tracking
• Saved position for reliable resume
• Progress visible alongside your other books

AUDIOBOOK PLAYER
• M4B and MP3 audiobooks
• Single-file and multi-file books
• Playback speed from 0.5x to 2x
• Sleep timer
• Background playback and lock-screen controls
• Resume from your last position
• Chapter navigation

LIBRARY MANAGEMENT
• Custom shelves and favorites
• Dedicated Reading and Finished shelves
• Active books stay easy to reach; completed books move to the end
• Import several compatible files from Files
• Add books and audiobooks from other apps with the Share extension
• Share or remove your own files at any time

READING STATISTICS
• Daily reading and listening time
• Reading streaks and daily goals
• Yearly activity graph
• Year in Review

SIRI
• Resume your last audiobook with the “Play Last Audiobook” shortcut

Supported formats: EPUB, PDF, M4B, MP3

UniBook is built for readers who manage their own digital library and want a focused, private reading experience without a recurring subscription.

Note: UniBook is a reader app. It does not sell, distribute, or provide book content. You are responsible for ensuring that you have the right to use every file you import. DRM-protected files are not supported.