# MOBI Reader vs PureLibro

The clearest difference is rating: PureLibro at 4.6 against MOBI Reader's 4.0. PureLibro also leads on update cadence (every 10 days vs monthly) and review sentiment (77% vs 63%). MOBI Reader's advantage is iOS requirement (10.0 vs 15.4). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. MOBI Reader sells 4 one-off in-app purchases and PureLibro sells 6 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

PureLibro holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 188 and 366 respectively. Written reviews point the same way: 63% of MOBI Reader's written reviews are positive against 77% of PureLibro's.

MOBI Reader ships an update monthly, PureLibro every 10 days. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MOBI Reader | PureLibro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (188 ratings)](https://appshunter.io/ios/app/mobi-reader-reader-for-mobi-azw-azw3-prc/id1007491919/reviews) | **[4.6 (366 ratings)](https://appshunter.io/ios/app/purelibro-ebook-reader/id1546612448/reviews)** |
| Number of ratings | 188 | **366** |
| Positive reviews | 63.1% of reviews | **76.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 129 MB | 42 MB |
| Requires iOS | **10.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [LTD DevelSoftware](https://appshunter.io/developer/717594986) | [添欢 谢](https://appshunter.io/developer/1497426499) |

## 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


### PureLibro

[App page](https://appshunter.io/ios/app/purelibro-ebook-reader/id1546612448)

This app offers a comprehensive reading experience for various digital book and comic formats. It features AI-powered image enhancement, cloud synchronization, extensive customization options, and robust privacy controls. Enjoy hands-free reading and track your progress with detailed statistics.

**Highlights:** Supports TXT, EPUB, MOBI, PDF, CBZ, CBR and more, AI-powered image enhancement for comics, iCloud sync across devices, Hands-free auto reading mode, Extensive customization of fonts, layout, and appearance, Advanced privacy features with password and Face ID, Detailed reading statistics and library management

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 monthly subscription | $0.99 | per month |
| 3 monthly subscription | $1.99 | per 3 months |
| yearly subscription | $5.99 | per year |
| Pro Special Offer | $12.99 | one-time |
| Unlock Pro Version | $12.99 | one-time |
| Unlock Pro Version | $19.99 | one-time |

**What reviewers like**

- 🚀 Excellent rendering and image quality
- 👍 Clean and intuitive user interface
- 🔒 Supports a variety of file formats
- 💡 Customizable reading experience
- 🚀 Fast and responsive app

**What reviewers complain about**

- 🐛 Some issues with text formatting and italics
- 💡 Lack of multi-device sync and progress tracking
- 🐛 Occasional crashes or performance issues
- 💡 Limited font and theme customization options
- 🐛 Localization problems with menus and settings

**Reported bugs**

- Inconsistent behavior when switching between reading modes
- Issues with loading and rendering large books or comics
- Problems with the reliability of the built-in web browser
- Bugs related to the iCloud sync and backup functionality

**Requested features**

- Add support for more text-to-speech options
- Implement bulk import and management of books
- Introduce multi-device sync and reading progress tracking
- Expand font and theme customization capabilities
- Improve localization and translation of the app


## Frequently asked questions

### Is MOBI Reader free?

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

### Is PureLibro free?

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

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

PureLibro is rated higher. MOBI Reader averages 4.0 out of 5 from 188 ratings, while PureLibro averages 4.6 from 366 ratings.

### Do MOBI Reader or PureLibro have ads?

Neither MOBI Reader nor PureLibro shows ads.

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

MOBI Reader ships an update monthly, and PureLibro every 10 days. Most recently, MOBI Reader was updated on October 24, 2026 and PureLibro on October 27, 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.*