# echOS vs 驼鱼

The clearest difference is ads: echOS at none against 驼鱼's shown. 驼鱼's advantage is iOS requirement (13.0 vs 15.0). 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.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | echOS | 驼鱼 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 227 MB | 379 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Echronos Digital Technology (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1536141167) | [山东企创电子技术有限公司](https://appshunter.io/developer/1794724272) |

## What reviewers say

### echOS

[App page](https://appshunter.io/ios/app/echos/id1536317919)

**Features:** Vision Pro support

**In-app purchases:** none


### 驼鱼

[App page](https://appshunter.io/ios/app/id6443728673)

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

**In-app purchases:** none


## Frequently asked questions

### Is echOS free?

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

### Is 驼鱼 free?

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

### Do echOS or 驼鱼 have ads?

驼鱼 shows ads; echOS does not.

### Which is updated more often, echOS or 驼鱼?

echOS ships an update every 2 weeks, and 驼鱼 every 2 weeks. Most recently, echOS was updated on October 19, 2026 and 驼鱼 on October 7, 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.*