YiBook vs Readingo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
YiBook
An elegant ebook reader supporting EPUB and TXT formats. Easily import books from various sources, organize your library with categories, and customize your reading experience with notes, bookmarks, and custom fonts. The free version supports up to five books.
- EPUB/TXT book reading
- Import books from OPDS, web, WiFi, iTunes
- Add bookmarks, underlines, and notes
- Organize books by category
- Import custom fonts
- Customizable typesetting
- Track reading time
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YiBook is a fully functional and elegant ebook reader. Features: • EPub/Txt books reading. • Get books from open resource (OPDS). • Get books from web page (Dropbox, Google, etc.). • Transfer books through WiFi or iTunes. • Add bookmarks, underlines and notes while reading. • Category for books, easily manage tons of books. • Setting password to lock category. • Import custom fonts. • Record reading time of each book. • Share books via mail or open it in other app. • Custom typeset for three classes, adjust quickly while reading. • Elegant way to look up the progress of reading - by pull up page. • Humanization design like "Tap Left to Turn Next Page". Note:YiBook FREE version allow to store 5 books. If you want to manage more books, you should buy the In-App Purchase for "YiBook Premium".
Readingo
This app is a versatile reader supporting numerous file formats including TXT, EPUB, MOBI, and PDF. It offers extensive customization for reading themes, fonts, and bookshelf styles, along with advanced features like highlighting, notes, and audiobook support.
- Supports TXT, EPUB, MOBI, PDF, and more
- Opens compressed files (RAR, ZIP)
- Comprehensive category management
- Extensive formatting and page-turning options
- 24 built-in reading themes
- Highlighting and notes
- Audiobook support
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Basic Features: A powerful novel reading tool Currently supports TXT, EPUB, MOBI, AZW, AZW3, DOC, DOCX, CHM, UMD and PDF file formats. Supports opening RAR, ZIP, 7Z, and TAR compressed files directly within the app Comprehensive category management Extensive formatting options and multiple page-turning methods 24 built-in reading themes with color and texture options Clean interface and user-friendly interaction Global night mode Advanced Features: Powerful statistics system Highlighting and notes WiFi remote management Auto-read feature Audiobook support Customizable reading themes Customizable bookshelf styles Customizable covers Customizable fonts Direct TXT file editing More powerful configurations available in the Pro version
Screenshots
Verdict
The clearest difference is rating: Readingo at 4.8 against YiBook's 3.2. Readingo also leads on update cadence (every 9 days vs every 2 months) and review sentiment (93% vs 67%). YiBook's advantage is iOS requirement (8.0 vs 15.5). On price, ads, in-app purchases and monetization model 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. YiBook sells 1 one-off in-app purchase and Readingo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Readingo holds the better App Store score, 4.8 against 3.2. That said, the two scores are not equally well evidenced: Readingo has 118 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 67% of YiBook's written reviews are positive against 93% of Readingo's.
YiBook ships an update every 2 months, Readingo every 9 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | YiBook | Readingo |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (5 ratings) | 4.8 (118 ratings) — better |
| Positive reviews | 66.7% of reviews | 93.2% of reviews — better |
| Number of ratings | 5 | 118 — better |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 11 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | 振焯 陈 | Beijing Idee Technology Co., Ltd. |
Customer experience
YiBook
Readingo
In-app purchases
YiBook
- YiBook Premium$2.99
Readingo
- Reading Pro$9.99
