# udn 讀書館 vs ShuBook X 書僕

The clearest difference is rating: ShuBook X 書僕 at 3.3 against udn 讀書館's 2.5. ShuBook X 書僕 also leads on ads (none vs shown). udn 讀書館's advantage is in-app purchases (none vs 1). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. ShuBook X 書僕 sells 1 in-app purchase, starting at $1.49 per 6 months. udn 讀書館 asks for nothing beyond the download.

ShuBook X 書僕 holds the better App Store score, 3.3 against 2.5. Both are backed by a comparable volume of ratings — 8 and 12 respectively. Written reviews point the same way: 50% of udn 讀書館's written reviews are positive against 57% of ShuBook X 書僕's.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | udn 讀書館 | ShuBook X 書僕 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (8 ratings)](https://appshunter.io/ios/app/udn/id1342153816/reviews) | **[3.3 (12 ratings)](https://appshunter.io/ios/app/shubook-x/id1497625038/reviews)** |
| Number of ratings | 8 | **12** |
| Positive reviews | 50.0% of reviews | **57.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 63 MB | 172 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [udn.com](https://appshunter.io/developer/370132216) | [Ambibma Ltd.](https://appshunter.io/developer/385897282) |

## What reviewers say

### udn 讀書館

[App page](https://appshunter.io/ios/app/udn/id1342153816)

Access e-books, magazines, and newspapers from multiple libraries in one app. Enjoy a seamless reading experience with offline capabilities and customizable settings. Borrow and reserve digital content for free.

**Highlights:** Integrates multiple library lending services, Free mobile borrowing of e-books, magazines, newspapers, Offline reading of downloaded content, Supports PDF and EPUB formats, Customizable reading settings (brightness, text size, night mode), Borrow and reserve books with automatic returns

**Features:** Vision Pro support

**In-app purchases:** none


### ShuBook X 書僕

[App page](https://appshunter.io/ios/app/shubook-x/id1497625038)

This app offers comprehensive tools for reading, creating, and managing digital books, with advanced Chinese text processing, text-to-speech, and customizable formatting. It supports various file formats and allows for easy book creation and sharing.

**Highlights:** Advanced Chinese text processing (simplified/traditional, horizontal/vertical), Text-to-speech with Mandarin and Cantonese options, Create EPUB books from SOF format, Rich Chinese book sources and web page reading, Customizable book formatting and themes, Library management with sorting and batch operations, Cloud and local file integration for book import

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 半年訂閱 | $1.49 | per 6 months |


## Frequently asked questions

### Is udn 讀書館 free?

udn 讀書館 is free to download, with no in-app purchases.

### Is ShuBook X 書僕 free?

ShuBook X 書僕 is free to download, with in-app purchases available.

### Which has better reviews, udn 讀書館 or ShuBook X 書僕?

ShuBook X 書僕 is rated higher. udn 讀書館 averages 2.5 out of 5 from 8 ratings, while ShuBook X 書僕 averages 3.3 from 12 ratings.

### Do udn 讀書館 or ShuBook X 書僕 have ads?

udn 讀書館 shows ads; ShuBook X 書僕 does not.

### Which is updated more often, udn 讀書館 or ShuBook X 書僕?

udn 讀書館 ships an update every 6 weeks, and ShuBook X 書僕 every 6 weeks. Most recently, udn 讀書館 was updated on November 2, 2026 and ShuBook X 書僕 on November 3, 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.*