Into Books vs Unison Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Into Books
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An ebook and audiobook app designed exclusively for purchases made at into-books.com. We are delighted to offer you an easy and secure way to enjoy your ebook and audiobook purchases. No password required — simply log in using the social sign on with Apple or Google, or with the email address you used to buy the book on the Into Books website and enter the verification code sent to your email. Your purchased content can be found in the “My books” area of the app. An internet connection is required to download the content. AUDIOBOOK PLAYER • Auto-saves your current position in the book so you can pick up right where you left off, even if listening on multiple devices • Skips forward and backward • Sleep timer • Plays on lock-screen, enabling easy access to playback controls • Plays in the background while you browse other apps • Plays immediately and downloads in the background (if internet access is available) • Connects with Apple Car Play • Integrates with Air Play devices EBOOK READER • Page book-marking, opening the title at the right place when you pick up, even across multiple devices • Font-size and font face changes, as well as dyslexic-friendly font • Selection of page colour themes (white, dark, sepia) • Full text search • Highlighting • Annotations Into Books is powered by Glassboxx
Unison Reader
This app allows you to seamlessly switch between reading an ebook and listening to its audiobook. It synchronizes narration with text, offers generated voices for ebooks without audiobooks, and supports various file formats. Customize your reading experience with adjustable layouts, speeds, and appearance settings.
- Read and listen in sync
- Generated voices for ebooks
- Text generation from audiobooks
- Import various file formats (EPUB, PDF, DOCX)
- Customizable reading layouts and appearance
- Highlighting, bookmarking, and word lookup
- iCloud library synchronization
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Your ebook. Your audiobook. One place in the story. Bring both versions of a book to Unison Reader and move seamlessly between reading and listening. Follow your audiobook's narrator in the text, word by word, then pick up reading where you left off. READ AND LISTEN TOGETHER Add your audiobook to its matching ebook. Unison Reader aligns the narration with the text on your device, so you can listen, read along, or switch between the two without hunting for your place. START WITH WHAT YOU HAVE Only have the ebook? Choose a voice generated on your device to read it aloud. Only have the audiobook? Unison Reader can generate text from its narration. These options help you read and listen even when you do not have both versions. YOUR BOOKS, YOUR LIBRARY Import EPUBs, PDFs, Word documents, plain text, Markdown, HTML, and other supported book files. Browse Project Gutenberg and Standard Ebooks, or download books and audiobooks from your own supported library server. MAKE READING COMFORTABLE Choose a paged, scrolling, or caption layout. Adjust appearance, listening speed, word emphasis, and how the text follows the voice. Save highlights and bookmarks, look up words, and adjust pronunciations. AT HOME ON YOUR DEVICES Sync your library through your own iCloud account when iCloud Drive is available. Speech generation and audiobook alignment happen on your device. Generated audio is prepared while Unison Reader is open; prepared audio continues playing with the screen locked. TRY LISTENING Reading is free. One hour of listening in step with the text is included. A one-time in-app purchase unlocks continued listening with your own audiobook or a generated voice. No subscription. Bring your own book and audiobook files; commercial titles are not included.
Screenshots
Verdict
The clearest difference is in-app purchases: Into Books at none against Unison Reader's 1. Into Books also leads on iOS requirement (16.0 vs 26.0). Unison Reader's advantage is update cadence (every 2 days vs every 8 months). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Unison Reader sells 1 one-off in-app purchase. Into Books asks for nothing beyond the download.
Into Books ships an update every 8 months, Unison Reader every 2 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.
| Parameter | Into Books | Unison Reader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 34 MB | 223 MB |
| Age rating | 9+ | 12+ |
| Developer | Glassboxx Limited | Magrathea Software, LLC |
In-app purchases
Into Books
No in-app purchases
Unison Reader
- Listening unlock$4.99








