# udn 讀書館 vs 誠品電子書

The clearest difference is review sentiment: udn 讀書館 at 50% against 誠品電子書's 0%. udn 讀書館 also leads on rating (2.5 vs 1.0) and ratings volume (8 vs 2). 誠品電子書's advantage is ads (none vs shown) and iOS requirement (13.0 vs 16.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

udn 讀書館 holds the better App Store score, 2.5 against 1.0. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews point the same way: 50% of udn 讀書館's written reviews are positive against 0% of 誠品電子書's.

udn 讀書館 ships an update every 6 weeks, 誠品電子書 every 4 weeks. Both last shipped on October 15, 2026.

## The numbers

| Metric | udn 讀書館 | 誠品電子書 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (8 ratings)](https://appshunter.io/ios/app/udn/id1342153816/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/id6503418668/reviews) |
| Number of ratings | **8** | 2 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Monetization | Ad-supported | — |
| Size | 63 MB | 132 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [udn.com](https://appshunter.io/developer/370132216) | [eslite corporation](https://appshunter.io/developer/473641308) |

## 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


### 誠品電子書

[App page](https://appshunter.io/ios/app/id6503418668)

**In-app purchases:** none


## Frequently asked questions

### Is udn 讀書館 free?

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

### Is 誠品電子書 free?

誠品電子書 is free to download, with no in-app purchases.

### Which has better reviews, udn 讀書館 or 誠品電子書?

udn 讀書館 is rated higher. udn 讀書館 averages 2.5 out of 5 from 8 ratings, while 誠品電子書 averages 1.0 from 2 ratings.

### Do udn 讀書館 or 誠品電子書 have ads?

udn 讀書館 shows ads; 誠品電子書 does not.

### Which is updated more often, udn 讀書館 or 誠品電子書?

udn 讀書館 ships an update every 6 weeks, and 誠品電子書 every 4 weeks. Most recently, udn 讀書館 was updated on October 15, 2026 and 誠品電子書 on October 15, 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.*