# 量子溯源 vs 友宝防窜货

The clearest difference is device support: 量子溯源 at 2 against 友宝防窜货's —. 友宝防窜货's advantage is iOS requirement (11.0 vs 13.0). 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 | 量子溯源 | 友宝防窜货 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Size | 25 MB | 26 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Shengzhen Qianhai Quantum Cloud Code Technology Co.,Ltd.](https://appshunter.io/developer/1513551332) | [北京友宝昂莱科技有限公司](https://appshunter.io/developer/592032554) |

## What reviewers say

### 量子溯源

[App page](https://appshunter.io/ios/app/id1481432477)

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

**In-app purchases:** none


### 友宝防窜货

[App page](https://appshunter.io/ios/app/id6475953560)

**In-app purchases:** none


## Frequently asked questions

### Is 量子溯源 free?

量子溯源 is free to download, with no in-app purchases.

### Is 友宝防窜货 free?

友宝防窜货 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.*