# Oas创业版 vs 闪清大师

The clearest difference is in-app purchases: Oas创业版 at none against 闪清大师's 10. Oas创业版 also leads on iOS requirement (9.0 vs 15.0). 闪清大师's advantage is device support. On price there is nothing between them.

Both are free to download. 闪清大师 sells 5 in-app purchases, starting at $6.99 per 7 days. Oas创业版 asks for nothing beyond the download.

## The numbers

| Metric | Oas创业版 | 闪清大师 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Subscription |
| Size | 25 MB | 65 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [菊明 陆](https://appshunter.io/developer/1576151351) | [南京晚星文化科技有限公司](https://appshunter.io/developer/1814377424) |

## What reviewers say

### Oas创业版

[App page](https://appshunter.io/ios/app/oas/id6450661708)

**In-app purchases:** none


### 闪清大师

[App page](https://appshunter.io/ios/app/id6748904489)

This app offers intelligent tools to optimize your phone's storage. It can identify duplicate photos, compress videos, and even restore old images. A decibel meter is also included for measuring ambient noise levels.

**Highlights:** Intelligent duplicate photo cleaning, Video compression, Decibel meter, Photo background removal, Old photo restoration

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $6.99 | per 7 days |
| 周会员 | $6.99 | per 7 days |
| 免费试用周会员 | $6.99 | per 7 days |
| 周会员 | $7.99 | per 7 days |
| 周会员 | $9.99 | per 7 days |


## Frequently asked questions

### Is Oas创业版 free?

Oas创业版 is free to download, with no in-app purchases.

### Is 闪清大师 free?

闪清大师 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.*