Stanza Redux vs KeyReader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stanza Redux
This open-source ebook reader allows you to import and organize your EPUB library. Customize your reading experience with adjustable fonts, themes, and spacing. Discover free books from public domain catalogs and pick up where you left off.
- Import EPUB files
- Customizable reading experience
- Adjustable fonts and themes
- Browse public domain catalogs
- Organized library with cover art
- Save reading progress and bookmarks
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Stanza Redux is a free, open-source ebook reader that brings your EPUB library to life. Import books from your device, browse and download from public domain catalogs, and enjoy a beautifully customizable reading experience. POWERFUL READER Read EPUB books with smooth animated page turns, adjustable fonts, and multiple reading themes including Light, Dark, and Sepia. Customize line spacing, character spacing, word spacing, margins, and text alignment to create your perfect reading environment. YOUR LIBRARY, ORGANIZED Import EPUB files from your device or download books directly from online catalogs. Your library displays cover art, author names, and reading progress at a glance. Search, sort, and manage your collection with ease. BROWSE PUBLIC DOMAIN CATALOGS Discover thousands of free books from curated sources like Standard Ebooks, Project Gutenberg, and Ebooks Gratuits. Browse by category, search by title or author, and download books directly into your library. Add your own OPDS catalog feeds for even more choices. PICK UP WHERE YOU LEFT OFF Stanza Redux remembers your reading position in every book. Bookmark important passages, add notes, and navigate with a full table of contents. Your progress is always saved automatically. READING YOUR WAY Choose from a selection of fonts including serif, sans-serif, and custom typefaces. Adjust font size from 50% to 300%. Fine-tune line height, word spacing, character spacing, and page margins with quick-access controls right in the reader. OPEN AND FREE Stanza Redux is open-source software licensed under the GPL. No ads, no tracking, no subscriptions. Your books are yours.
KeyReader
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Read your own books and understand every word Import your books and read in a foreign language with ease. Tap any word to translate instantly, save new words as flashcards, and explore each chapter through guided questions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Stanza Redux at none against KeyReader's 3. Stanza Redux also leads on update cadence (every 5 days vs every 3 weeks). On price, ads, device support and iOS requirement 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. KeyReader sells 3 in-app purchases, starting at $2.99 per month. Stanza Redux asks for nothing beyond the download.
Stanza Redux ships an update every 5 days, KeyReader every 3 weeks. The most recent releases landed on October 1, 2026 and October 7, 2026 respectively.
| Parameter | Stanza Redux | KeyReader |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 21 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | The App Fair Project Inc | Oleg Strigunov |
In-app purchases
Stanza Redux
No in-app purchases
KeyReader
- Unlimited Reading$2.991 Month
- Unlimited Reading3 Days trial$19.991 Year
- Unlimited Reading$49.99









