# 先正达扫描 vs 衡中云校课后提升

The clearest difference is update cadence: 衡中云校课后提升 at every 5 weeks against 先正达扫描's every 4 months. 衡中云校课后提升 also leads on iOS requirement (9.0 vs 11.0). 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.

先正达扫描 ships an update every 4 months, 衡中云校课后提升 every 5 weeks. The most recent releases landed on October 14, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 先正达扫描 | 衡中云校课后提升 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Size | 3 MB | 24 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WinSafe Technologies (Shanghai) Co., Ltd.](https://appshunter.io/developer/868064196) | [晶 李](https://appshunter.io/developer/1156384953) |

## What reviewers say

### 先正达扫描

[App page](https://appshunter.io/ios/app/id1361456456)

**Features:** macOS Compatibility

**In-app purchases:** none


### 衡中云校课后提升

[App page](https://appshunter.io/ios/app/id6444815246)

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

**In-app purchases:** none


## Frequently asked questions

### Is 先正达扫描 free?

先正达扫描 is free to download, with no in-app purchases.

### Is 衡中云校课后提升 free?

衡中云校课后提升 is free to download, with no in-app purchases.

### Do 先正达扫描 or 衡中云校课后提升 have ads?

Neither 先正达扫描 nor 衡中云校课后提升 shows ads.

### Which is updated more often, 先正达扫描 or 衡中云校课后提升?

先正达扫描 ships an update every 4 months, and 衡中云校课后提升 every 5 weeks. Most recently, 先正达扫描 was updated on October 14, 2026 and 衡中云校课后提升 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.*