EonBook vs Coral Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EonBook
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EonBook is a minimalist ebook reader built for focused, comfortable, and distraction-free reading. Designed for readers who prefer a clean interface and complete control over their reading experience, EonBook keeps the focus on your books—not on ads, feeds, or unnecessary features. Key features: • Support for EPUB, MOBI, AZW3, and PDF • Smooth page turning and scrolling modes • Two-page layout for landscape reading on iPad • Customizable fonts, text size, line spacing, paragraph spacing, margins, and alignment • Adjustable reading themes and backgrounds • Highlight, bookmark, search, and manage important passages • Organize your library with folders, tags, and custom metadata • Reading progress and detailed reading statistics • Bilingual reading support for multilingual ebooks • Local file management for a private, independent library • Optimized reading experience for both iPhone and iPad EonBook Pro unlocks additional customization, organization, and reading statistics features with a one-time purchase. Whether you read literature, history, essays, or personal documents, EonBook is designed to help you slow down, stay focused, and enjoy every page.
Coral Reader
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Your books. Your documents. One beautiful reader. Coral Reader transforms EPUB, PDF, Markdown, TXT, HTML, FB2, DOCX, and ODT files into a calm reading experience on iPhone and iPad. READ YOUR WAY Build your library, search inside books, explore chapters, and save bookmarks, highlights, and notes. Adjust fonts, spacing, margins, alignment, brightness, rotation, and Light, Dark, Paper, or Auto themes. LISTEN, TRANSLATE, AND LEARN Listen with Read Aloud, translate passages on-device, and turn unfamiliar words into lasting vocabulary. Practice with adaptive quizzes, typed recall, contextual exercises, definitions, streaks, insights, and reminders. BUILD A READING HABIT Track reading time, daily activity, completed books, and reading streaks. Your books, notes, progress, and vocabulary stay on your device. CORAL PRO Unlock unlimited reading, bookmarks, highlights, notes, and the complete premium experience with monthly or yearly plans. Coral Reader is an independent reader for files you own and does not include a bookstore. Terms: https://amih90.github.io/coral-reader/legal/terms-of-use.html Privacy: https://amih90.github.io/coral-reader/legal/privacy-policy.html
Screenshots
Verdict
The clearest difference is update cadence: EonBook at every 3 days against Coral Reader's every 10 days. EonBook also leads on iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases 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. EonBook sells 1 one-off in-app purchase and Coral Reader sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
EonBook ships an update every 3 days, Coral Reader every 10 days. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.
| Parameter | EonBook | Coral Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 58 MB | 137 MB |
| Age rating | 4+ | 4+ |
| Developer | 海声 æ± | Yanai Hollander |
In-app purchases
EonBook
- Unlock Pro$5.99
Coral Reader
- Coral Reader7 Days trial$1.991 Month
- Coral Reader7 Days trial$17.991 Year
