# MOBI Reader vs eBoox

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.

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. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | MOBI Reader | eBoox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (188 ratings)](https://appshunter.io/ios/app/mobi-reader-reader-for-mobi-azw-azw3-prc/id1007491919/reviews) | **[4.8 (3.8K ratings)](https://appshunter.io/ios/app/eboox-fb2-epub-book-reader/id1489172068/reviews)** |
| Number of ratings | 188 | **3.8K** |
| Positive reviews | 63.1% of reviews | **88.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#194** |
| Size | 129 MB | 177 MB |
| Requires iOS | 10.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [LTD DevelSoftware](https://appshunter.io/developer/717594986) | [REDIT, OOO](https://appshunter.io/developer/1527115266) |

## What reviewers say

### MOBI Reader

[App page](https://appshunter.io/ios/app/mobi-reader-reader-for-mobi-azw-azw3-prc/id1007491919)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thank the Developer | $0.99 | one-time |
| Appearance Customization | $1.99 | one-time |
| Additional Formats | $3.99 | one-time |
| Pro Version | $5.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 📚 Supports various book formats
- 🔊 Text-to-speech functionality
- 💻 Works well on both iPhone and iPad

**What reviewers complain about**

- 🐛 Crashes and freezes
- 📂 Difficulty importing books
- 🔍 Unintuitive user interface
- 💰 Costly for additional features
- 🔋 High battery consumption

**Reported bugs**

- Crashes when opening certain book files
- Inability to read MOBI and AZW3 files
- Syncing issues with cloud storage providers

**Requested features**

- Dark mode option
- Improved file management
- Better support for ePub and MOBI formats
- Sleep timer for reading sessions


### eBoox

[App page](https://appshunter.io/ios/app/eboox-fb2-epub-book-reader/id1489172068)

**Currently charting:** #194 Top Free · Book (US App Store)

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.

**Highlights:** 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

**In-app purchases:** none

**What reviewers like**

- 🚀 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

**What reviewers complain about**

- 🐛 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

**Reported bugs**

- Highlighting and annotations sometimes behave unexpectedly
- Syncing between devices can be unreliable at times
- Occasional crashes or freezes when navigating the app

**Requested features**

- 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


## Frequently asked questions

### Is MOBI Reader free?

MOBI Reader is free to download, with in-app purchases available.

### Is eBoox free?

eBoox is free to download, with no in-app purchases.

### Which has better reviews, MOBI Reader or eBoox?

eBoox is rated higher. MOBI Reader averages 4.0 out of 5 from 188 ratings, while eBoox averages 4.8 from 3.8K ratings.

### Do MOBI Reader or eBoox have ads?

Neither MOBI Reader nor eBoox shows ads.

### Which is updated more often, MOBI Reader or eBoox?

MOBI Reader ships an update monthly, and eBoox monthly. Most recently, MOBI Reader was updated on November 1, 2026 and eBoox on November 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*