# 蜗牛阅读 vs 山河

The clearest difference is update cadence: 山河 at every 5 days against 蜗牛阅读's every 11 days. 蜗牛阅读's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 17.6). On price, 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.

蜗牛阅读 ships an update every 11 days, 山河 every 5 days. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 蜗牛阅读 | 山河 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Size | 378 MB | 879 MB |
| Requires iOS | **13.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Blue Tower Education Technology Co., Ltd.](https://appshunter.io/developer/1531618075) | [铮 余](https://appshunter.io/developer/1888543463) |

## What reviewers say

### 蜗牛阅读

[App page](https://appshunter.io/ios/app/id6740255643)

**Features:** macOS Compatibility

**In-app purchases:** none


### 山河

[App page](https://appshunter.io/ios/app/id6792460012)

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

**In-app purchases:** none


## Frequently asked questions

### Is 蜗牛阅读 free?

蜗牛阅读 is free to download, with no in-app purchases.

### Is 山河 free?

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

### Do 蜗牛阅读 or 山河 have ads?

Neither 蜗牛阅读 nor 山河 shows ads.

### Which is updated more often, 蜗牛阅读 or 山河?

蜗牛阅读 ships an update every 11 days, and 山河 every 5 days. Most recently, 蜗牛阅读 was updated on October 30, 2026 and 山河 on October 29, 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.*