Realbook: EPUB PDF Book Reader
3D Page Flip & Audiobook TTS
Free · Designed for iPad. Not verified for macOS.
Experience realistic 3D paper turns and private on-device TTS audio listening. Import EPUB, PDF, TXT, MOBI, comics and read anywhere completely offline.
Realbook is the ultimate all-in-one eBook reader and document viewer built for book lovers. Experience the tactile nostalgia of real books with our realistic 3D paper page flips, listen to any book hands-free with on-device offline Text-to-Speech (TTS), and manage your entire digital library in one beautiful bookshelf.
Whether you read EPUB novels, PDF textbooks, TXT web novels, MOBI/AZW3 classics, or CBZ/CBR manga and comic books, Realbook renders every page with crisp clarity and fluid performance.
REALISTIC 3D PAGE TURNS & PAPER PHYSICS
• True-to-life 3D curved page flip animations with authentic shadows and light reflection
• Single-page view for smartphones and dual-page spread for tablets, foldables, and landscape mode
• Intuitive navigation: tap page edges, swipe, or drag with realistic finger tracking and optional haptic feedback
• Distraction-free, pure reading mode that keeps you immersed in the story
ON-DEVICE TEXT-TO-SPEECH (TTS) AUDIOBOOK PLAYER
• 100% offline speech synthesis engine—listen anywhere without consuming cellular data
• Turn any text-based book (EPUB, TXT, MOBI, FB2, DOCX) into an audiobook instantly
• Perfect for daily commutes, driving, workouts, household chores, or bedtime listening
• Customize voice gender, narration speed, pitch, and volume to match your preference
UNIVERSAL FORMAT COMPATIBILITY
• Text-Based Formats: EPUB, TXT, MOBI, AZW3, FB2, DOCX with instant reflow, typography adjustments, and full-text search
• Fixed-Layout & Visual Media: PDF, CBZ, and CBR comic books with sharp zoom, quick page jumping, and smooth rendering
• Seamless handling of large text files and multi-chapter fantasy novels without lag
CUSTOMIZABLE TYPOGRAPHY & NIGHT READING
• True AMOLED dark mode and night themes (sepia, warm paper, high contrast) to reduce eye strain
• Custom fonts, font size scaling, line height, letter spacing, and page margin controls
• Dyslexia-friendly fonts and accessibility viewing modes for comfortable extended reading
SMART BOOKSHELF & ANNOTATIONS
• Instant import of supported book files directly from your device storage or downloads
• Organize your library with custom shelves, sorting options, and book cover displays
• Fast full-text search across entire books to locate quotes, characters, and key passages
• Highlight favorite passages, add detailed personal notes, and bookmark chapters
• Automatic reading position sync so you never lose your place
100% PRIVATE & OFFLINE-FIRST
• No account creation, no registration, and no cloud logins required
• Your reading habits, library collection, and personal notes remain strictly on your device
• Complete offline functionality—read freely on airplanes, subways, or remote getaways
FREE PUBLIC DOMAIN CLASSICS
• Explore a curated catalog of thousands of timeless world literature classics available for free download whenever connected to the internet.
Upgrade your daily reading ritual. Download Realbook today and discover why thousands of avid readers choose our 3D page turns and offline TTS audio!
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
• Accurate book language detection: reads in EPUB's native language with voice profile matching
• Enhanced neural TTS audio quality with seamless sentence cross-fading and cache optimizations
• Improved background batch audio generation stability and task lifecycle handling
• Refined lockscreen and Bluetooth media controls for audio playback
The developer, WONJIN CHA, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Contact Info
- Identifiers
- Usage Data
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- WONJIN CHA
- Size
- 63.3 MB
- Category
- Books
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 ShareBible