# czi Sky vs 屏幕坏点检测

The clearest difference is ads: czi Sky at none against 屏幕坏点检测's shown. 屏幕坏点检测's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support 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.

czi Sky ships an update every 3 weeks, 屏幕坏点检测 every 2 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | czi Sky | 屏幕坏点检测 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 32 MB | 16 MB |
| Requires iOS | 16.0 | 16 |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Guangzhou Chengzhi Intelligent Machine Technology Co., Ltd.](https://appshunter.io/developer/1675437495) | [志雄 黄](https://appshunter.io/developer/1877111087) |

## What reviewers say

### czi Sky

[App page](https://appshunter.io/ios/app/czi-sky/id6746466110)

**Features:** macOS Compatibility

**In-app purchases:** none


### 屏幕坏点检测

[App page](https://appshunter.io/ios/app/id6759898424)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is czi Sky free?

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

### Is 屏幕坏点检测 free?

屏幕坏点检测 is free to download, with no in-app purchases.

### Do czi Sky or 屏幕坏点检测 have ads?

屏幕坏点检测 shows ads; czi Sky does not.

### Which is updated more often, czi Sky or 屏幕坏点检测?

czi Sky ships an update every 3 weeks, and 屏幕坏点检测 every 2 days. Most recently, czi Sky was updated on October 30, 2026 and 屏幕坏点检测 on October 25, 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.*