MOBI Reader vs eBoox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MOBI Reader
This app provides a robust reading experience for various ebook formats, including MOBI, AZW, and PRC. It offers extensive customization options for text, page display, and integrates with cloud services for easy access to your library. Enjoy a comfortable and efficient way to read your digital books.
- Supports MOBI, AZW, AZW3, PRC formats
- Customizable text and page display options
- Cloud service integration (Google Drive, Dropbox, etc.)
- Speech synthesizer for audio reading
- Multiple page turning animations
- Night mode and brightness control
- Built-in file manager and web browser
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The BEST application for reading mobi, azw, prc books. Format 100% supported by the application, including the styles, chapters, tables, links, footnotes etc. The visualization system takes into account the specific character of the format functioning on mobile devices (memory capacity, the number of general processor units etc.), Providing a maximum productivity and comfort when working with large documents. Elegant design, extended functionality, high speed and stability of work will make reading of your favorite literature a pleasurable experience. You can contact technical support and leave a comment without quitting the application. MOBI Reader’s special features: ■ Compatible with all popular archive formats (rar, zip, 7z, gz, tar ...) ■ Speech synthesizer ■ Large set of page turning animations (Slide, Fade, Curl, Flip, Cube, Ripple, Rotate) ■ Night mode ■ Integration with popular cloud services(Google Drive, Dropbox, Box, OneDrive, Yandex.Disk) ■ Integration with popular network services(SMB, FTP, SFTP, WebDAV, DLNA) ■ Open books directly from cloud services and network services ■ Hight application stability ■ Automatic recovery bad and non standard files ■ Search and highlight text options ■ Table of contents ■ Highlight and copy text options ■ Font, Font color, Background, font size, margins, line spacing, hyphenation, hyphenation language, skip author style options ■ Brightness control ■ Rotation lock ■ Bookmarks ■ Double page view ■ Opening documents from external applications ■ Last open document list ■ Online book catalogs(OPDS) ■ Web Browser and download manager ■ Wi-Fi transfer ■ FTP transfer File Manager Features: ■ Intuitive interface ■ iTunes integration ■ File sorting(by name, by extension, by size, by date, by author, by progress) ■ Searching files in subfolders ■ Create, move, copy, rename, pack/unpack, delete file/folder options ■ File/folder search ■ Preview book cover Wi-Fi Transfer Features: ■ Intuitive interface ■ Create, move, rename, delete file/folder options ■ Downloading/uploading few media files with one click ■ Display upload progress Online catalog(OPDS) Features: ■ Maximal support OPDS standards ■ User friendly navigation ■ Global searching ■ Full book information preview ■ Adding and editing catalog options ■ Completely popular catalog list Feel free to ask questions, report bugs or request new features: support@develsoftware.com
eBoox
This application provides a comfortable and customizable reading experience for a wide variety of e-book formats. It offers features like bookmarks, highlights, dark mode, and offline reading, with seamless online synchronization. Books can be easily uploaded from various sources, including cloud storage and email.
- Supports EPUB, MOBI, FB2, DOC, TXT, and more
- Customizable fonts, text size, and brightness
- Dark mode and offline reading
- Bookmarks, highlights, and notes
- Online auto-sync of books and progress
- AD-FREE reading experience
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eBoox – the most pleasant book reader ever! * *according to my mom :) • Cute, simple and useful UI, • Effective reading tools: bookmarks, 3-colors highlights, interactive links and notes, • Dark mode and offline reading, • Customized settings - Fonts, Fields, Text size, screen Brightness, Page scrolling, ets. • Suppots all your e-books, even in ZIP: EPUB, MOBI, DOC, DOCX, TXT, FB2, PRC, RTF, ODT, HTML, AZW, AZW3 and others text documents, • PDF supported (beta), • !Completely AD-FREE, • !Online auto SYNC of ebooks and reading progress, • !FREE WEB e-reader available! Start reading your e-books right now! Upload books via iTunes, import your files from the email, web browser, cloud storages (iCloud, Google Drive, Dropbox, Yandex.Disk etc) or share via AirDrop. In the app you will find detailed guide How to add ebooks in different ways. And we've already added three classic welcome books so you can appreciate the e-reader right away! This is a upgraded version of eBoox. The old one is no longer supported. In order not to lose your books, progress, quotes and bookmarks, install this app version. Run it on device and wait for the data transfer to finish. When you make sure that all your books appeared in eBoox 2020, you can safely delete eBoox.old. You can turn on the synchronization for backup.
Screenshots
Verdict
The clearest difference is rating: eBoox at 4.8 against MOBI Reader's 4.0. eBoox also leads on in-app purchases (none vs 4) and review sentiment (88% vs 63%). On price, update cadence, 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. MOBI Reader sells 4 one-off in-app purchases. eBoox asks for nothing beyond the download.
eBoox holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: eBoox has 3.8K ratings behind it against 188, so its average is the more settled of the two. Written reviews point the same way: 63% of MOBI Reader's written reviews are positive against 88% of eBoox's.
Both ship on a similar rhythm, roughly monthly. Both last shipped on November 1, 2026.
| Parameter | MOBI Reader | eBoox |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (188 ratings) | 4.8 (3.8K ratings) — better |
| Positive reviews | 63.1% of reviews | 88.3% of reviews — better |
| Number of ratings | 188 | 3.8K — better |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | — | #206 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 129 MB | 177 MB |
| Age rating | 17+ | 4+ |
| Developer | LTD DevelSoftware | REDIT, OOO |
Customer experience
MOBI Reader
eBoox
User reviews
MOBI Reader
From 188 App Store ratingsWhat we love
- 👍 Easy to use
- 📚 Supports various book formats
- 🔊 Text-to-speech functionality
- 💻 Works well on both iPhone and iPad
Room to improve
- 🐛 Crashes and freezes
- 📂 Difficulty importing books
- 🔍 Unintuitive user interface
- 💰 Costly for additional features
- 🔋 High battery consumption
eBoox
From 3.8K App Store ratingsWhat we love
- 🚀 Smooth and fast reading experience
- 👍 Clean and intuitive interface
- 🔒 No ads or in-app purchases
- 💡 Ability to customize fonts and themes
- 🚀 Seamless syncing across devices
Room to improve
- 🐛 Occasional issues with highlighting and annotations
- 🔧 Limited font and customization options
- 🔧 Lack of built-in dictionary or translation features
- 🔧 Difficulty importing books from local storage
- 🔧 Inconsistent page numbering and progress display
Bugs and requests
MOBI Reader
Reported bugs
3 issues- Crashes when opening certain book files
- Inability to read MOBI and AZW3 files
- Syncing issues with cloud storage providers
Requested features
4 requests- Dark mode option
- Improved file management
- Better support for ePub and MOBI formats
- Sleep timer for reading sessions
eBoox
Reported bugs
3 issues- Highlighting and annotations sometimes behave unexpectedly
- Syncing between devices can be unreliable at times
- Occasional crashes or freezes when navigating the app
Requested features
7 requests- Add more font options, including bold and italic
- Implement a built-in dictionary or translation tool
- Allow direct import of books from local device storage
- Improve page numbering and reading progress display
- Add support for PDF files and annotations
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- Introduce a grid-style library view for book covers
- Implement automatic dark mode based on system settings
In-app purchases
MOBI Reader
- Thank the Developer$0.99
- Appearance Customization$1.99
- Additional Formats$3.99
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- Pro Version$5.99
eBoox
No in-app purchases








