# 当约管理端 vs 约亚管理版

The clearest difference is device support: 约亚管理版 at 3 against 当约管理端's —. 当约管理端's advantage is iOS requirement (11.0 vs 15.0). On price 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.

## The numbers

| Metric | 当约管理端 | 约亚管理版 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 5 weeks |
| Size | 45 MB | 95 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Dezhou Sunhope Technology Co.Ltd](https://appshunter.io/developer/1498289499) | [北京航创未来教育科技有限公司](https://appshunter.io/developer/1773042517) |

## What reviewers say

### 当约管理端

[App page](https://appshunter.io/ios/app/id6444905002)

**In-app purchases:** none


### 约亚管理版

[App page](https://appshunter.io/ios/app/id6752880513)

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

**In-app purchases:** none


## Frequently asked questions

### Is 当约管理端 free?

当约管理端 is free to download, with no in-app purchases.

### Is 约亚管理版 free?

约亚管理版 is free to download, with no in-app purchases.

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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.*