# CQC认证 vs 窗小白

The clearest difference is update cadence: 窗小白 at every 3 weeks against CQC认证's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CQC认证 ships an update every 3 months, 窗小白 every 3 weeks. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | CQC认证 | 窗小白 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 33 MB | 261 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CHINA QUALITY CERTIFICATION CENTER](https://appshunter.io/developer/1310320189) | [Hefei Yingzhou Information Technology Co., Ltd.](https://appshunter.io/developer/1501013683) |

## What reviewers say

### CQC认证

[App page](https://appshunter.io/ios/app/cqc/id1541086047)

**Features:** macOS Compatibility

**In-app purchases:** none


### 窗小白

[App page](https://appshunter.io/ios/app/id6444171179)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CQC认证 free?

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

### Is 窗小白 free?

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

### Do CQC认证 or 窗小白 have ads?

Neither CQC认证 nor 窗小白 shows ads.

### Which is updated more often, CQC认证 or 窗小白?

CQC认证 ships an update every 3 months, and 窗小白 every 3 weeks. Most recently, CQC认证 was updated on October 7, 2026 and 窗小白 on September 28, 2026.

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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.*