# 黑云文件 vs AC考勤

The clearest difference is update cadence: AC考勤 at every 4 weeks against 黑云文件's every 3 months. 黑云文件's advantage is iOS requirement (9.3 vs 12). 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.

黑云文件 ships an update every 3 months, AC考勤 every 4 weeks. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 黑云文件 | AC考勤 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Size | 39 MB | 120 MB |
| Requires iOS | **9.3** | 12 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ashcloud Solution Co.,Ltd](https://appshunter.io/developer/1556600685) | [Ashcloud Solution Co.,Ltd](https://appshunter.io/developer/1556600685) |

## What reviewers say

### 黑云文件

[App page](https://appshunter.io/ios/app/id1524441886)

**In-app purchases:** none


### AC考勤

[App page](https://appshunter.io/ios/app/ac/id1524447779)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 黑云文件 free?

黑云文件 is free to download, with no in-app purchases.

### Is AC考勤 free?

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

### Do 黑云文件 or AC考勤 have ads?

Neither 黑云文件 nor AC考勤 shows ads.

### Which is updated more often, 黑云文件 or AC考勤?

黑云文件 ships an update every 3 months, and AC考勤 every 4 weeks. Most recently, 黑云文件 was updated on November 3, 2026 and AC考勤 on October 27, 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.*