# AI安全通 vs 水平仪

The clearest difference is device support: AI安全通 at 3 against 水平仪's —. On price, in-app purchases and iOS requirement 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 | AI安全通 | 水平仪 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Every 3 weeks | — |
| Size | 88 MB | 15 MB |
| Requires iOS | **15.0** | 16 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [广州筑保科技有限公司](https://appshunter.io/developer/1814314724) | [子幸 聂](https://appshunter.io/developer/1881766687) |

## What reviewers say

### AI安全通

[App page](https://appshunter.io/ios/app/ai/id6747610922)

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

**In-app purchases:** none


### 水平仪

[App page](https://appshunter.io/ios/app/id6760887699)

**In-app purchases:** none


## Frequently asked questions

### Is AI安全通 free?

AI安全通 is free to download, with no in-app purchases.

### Is 水平仪 free?

水平仪 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.*