DPM Scan Pro vs YACHAO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DPM Scan Pro
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Scanning app for robust and fast scanning of DPM (Direct Part Markings) DataMatrix and QR codes. Scanned results can be delivered directly to the web browser via API settings or to a message queue via MQTT. Features: - Scans Direct Part Markings (DPM) and Dot Pen Matrix codes robustly and reliably. Whether needle stamped, laser marked or additive direct marking from 3D printer. Works on metallic surfaces such as 1.4404 stainless steel or as well as plastics such as PA12. - Also scans many classic (black and white) 2D and 1D barcodes robustly and reliably - API connection to third party system via MQTT for wireless transmission/transfer of scanned codes. If you have any questions, please feel free to contact us! - Triggered Scanning Mode: This option can be enabled in the settings. It ensures that scan results are only captured when the button is pressed. - Batch Scanning: Capture multiple scans quickly and efficiently in one session. - Bulk scanning (former batch scanning) to decode multiple codes at once - BT Scanning
YACHAO
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The features of "YACHAO" : An AI smart tattoo machine APP
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | DPM Scan Pro | YACHAO |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 157 MB |
| Age rating | 17+ | 17+ |
| Developer | Additive Marking GmbH | Hangzhou Yachao Technology Co., Ltd |
In-app purchases
DPM Scan Pro
No in-app purchases
YACHAO
No in-app purchases
