# AI_Known vs 信通卫士

The clearest difference is device support: 信通卫士 at 2 against AI_Known'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_Known | 信通卫士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6467718270/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Size | 101 MB | 322 MB |
| Requires iOS | 16.4 | **15** |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [涛 尹](https://appshunter.io/developer/1706586976) | [China Academy of Telecommunication Research of MIIT](https://appshunter.io/developer/918420891) |

## What reviewers say

### AI_Known

[App page](https://appshunter.io/ios/app/ai-known/id6465623947)

**In-app purchases:** none


### 信通卫士

[App page](https://appshunter.io/ios/app/id6467718270)

**In-app purchases:** none


## Frequently asked questions

### Is AI_Known free?

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

### Is 信通卫士 free?

信通卫士 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.*