# 置牛 vs 夸识

The clearest difference is device support: 夸识 at 2 against 置牛'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 | 置牛 | 夸识 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Weekly |
| Size | 45 MB | 363 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Beijing Zhiniu Technology Co., Ltd](https://appshunter.io/developer/1625251317) | [Beijing Doorverse Digital Technology Co.,Ltd](https://appshunter.io/developer/1565279842) |

## What reviewers say

### 置牛

[App page](https://appshunter.io/ios/app/app/id1625251315)

**In-app purchases:** none


### 夸识

[App page](https://appshunter.io/ios/app/id6475273882)

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

**In-app purchases:** none


## Frequently asked questions

### Is 置牛 free?

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

### Is 夸识 free?

夸识 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.*