# 書紐 eXross vs 誠品電子書

The clearest difference is iOS requirement: 誠品電子書 at 12.0 against 書紐 eXross's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

書紐 eXross ships an update every 5 weeks, 誠品電子書 every 4 weeks. The most recent releases landed on September 14, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | 書紐 eXross | 誠品電子書 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/id6503418668/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Size | 29 MB | 156 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [華藝數位股份有限公司, Airiti Inc.](https://appshunter.io/developer/505365472) | [eslite corporation](https://appshunter.io/developer/473641308) |

## What reviewers say

### 書紐 eXross

[App page](https://appshunter.io/ios/app/exross/id1671469907)

**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 書紐 eXross free?

書紐 eXross 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.

### Do 書紐 eXross or 誠品電子書 have ads?

Neither 書紐 eXross nor 誠品電子書 shows ads.

### Which is updated more often, 書紐 eXross or 誠品電子書?

書紐 eXross ships an update every 5 weeks, and 誠品電子書 every 4 weeks. Most recently, 書紐 eXross was updated on September 14, 2026 and 誠品電子書 on August 30, 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.*