DFU Plus vs OBDII Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DFU Plus
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This application is mainly designed for Bluetooth hardware devices developed by Freqchina. It is a tool application made for device upgrading. With this application, you can upgrade Bluetooth devices remotely or locally, and it also supports signal value filtering and name filtering. For more information, please contact: shenzhen@freqchina.com.
OBDII Scanner
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专用于蓝牙OBD协议连接的应用
Screenshots
Verdict
The clearest difference is update cadence: OBDII Scanner at every 4 weeks against DFU Plus's every 6 months. 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.
DFU Plus ships an update every 6 months, OBDII Scanner every 4 weeks. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.
| Parameter | DFU Plus | OBDII Scanner |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13 |
| Further details — not scored | ||
| Size | 9 MB | 113 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Lanke Xuntong Technology Co., Ltd. | JDiag Electronics Technology Co., Ltd |
In-app purchases
DFU Plus
No in-app purchases
OBDII Scanner
No in-app purchases
