# DPM Scan Pro vs YACHAO

The clearest difference is update cadence: YACHAO at every 11 days against DPM Scan Pro's monthly. YACHAO also leads on iOS requirement (13.0 vs 15.0). 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.

DPM Scan Pro ships an update monthly, YACHAO every 11 days. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | DPM Scan Pro | YACHAO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Size | 18 MB | 157 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Additive Marking GmbH](https://appshunter.io/developer/1585964987) | [Hangzhou Yachao Technology Co., Ltd](https://appshunter.io/developer/1761530201) |

## What reviewers say

### DPM Scan Pro

[App page](https://appshunter.io/ios/app/dpm-scan-pro/id1585964985)

**Features:** macOS Compatibility

**In-app purchases:** none


### YACHAO

[App page](https://appshunter.io/ios/app/yachao/id6615074462)

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

**In-app purchases:** none


## Frequently asked questions

### Is DPM Scan Pro free?

DPM Scan Pro is free to download, with no in-app purchases.

### Is YACHAO free?

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

### Do DPM Scan Pro or YACHAO have ads?

Neither DPM Scan Pro nor YACHAO shows ads.

### Which is updated more often, DPM Scan Pro or YACHAO?

DPM Scan Pro ships an update monthly, and YACHAO every 11 days. Most recently, DPM Scan Pro was updated on October 14, 2026 and YACHAO on October 18, 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.*