# 小牛二维码 vs Mr.BarCode

The clearest difference is device support: Mr.BarCode at 2 against 小牛二维码's —. 小牛二维码's advantage is iOS requirement (12.0 vs 17.6). On price and in-app purchases there is nothing between them.

Both are free to download. 小牛二维码 sells 3 in-app purchases, starting at $0.99 per 7 days and Mr.BarCode sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 小牛二维码 | Mr.BarCode |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 35 MB | 6 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | — | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Xiaoniu Kouding Technology Co., Ltd.](https://appshunter.io/developer/1733497912) | [Tom Wu](https://appshunter.io/developer/1118759317) |

## What reviewers say

### 小牛二维码

[App page](https://appshunter.io/ios/app/id6478612032)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe Weekly | $0.99 | per 7 days |
| Subscribe Monthly | $0.99 | per month |
| Subscribe Annually | $5.99 | per year |


### Mr.BarCode

[App page](https://appshunter.io/ios/app/mrbarcode/id6754281489)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Barcodes | $1.99 | one-time |


## Frequently asked questions

### Is 小牛二维码 free?

小牛二维码 is free to download, with in-app purchases available.

### Is Mr.BarCode free?

Mr.BarCode is free to download, with in-app purchases available.

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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.*