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Screenshots

  • DFirstCoder screenshot 1
  • DFirstCoder screenshot 2
  • DFirstCoder screenshot 3

About DFirstCoder

DFirstCoder is an equipped with one-click apps feature professional OBDII Scanner App, designed for vehicle users who want to go beyond straightforward diagnostics. It includes comprehensive diagnostic features and customize numerous features of your vehicles with one-click, friendly to use even for beginners. Features: 1.2 in 1 OBDII coder. In addition to comprehensive diagnostic, one-click apps eliminate the need for tedious operation steps, making them easy to understand and operate, even for beginners. 2.Hot update. Updating the features or fixing bugs immediately without needing to update the app, it can respond to users needs and resolve functionality issue quickly. 3.Bluetooth connectivity, DFirstCoder's device supports wireless connection to your phone or tablet , and communicate with your vehicles rapidly. 4.Read & Clear codes, read the trouble codes of your vehicle and clear it. 5.Smog check. 6.MIL status. 7.Live data. 8.Freeze frame. 9.Mode 6 10.Covering a wide range of models, VAG Group, BMW Group, Mercedes-Benz, etc. are available. About DFirstCoder Information ———————————————————————————————————————————————————————————————————————————————————— DFirstCoder is an app to adapt DFirst device, owner of Shenzhen QIXIN Technology Co., LTD. It’s equipped with one-click apps and comprehensive diagnostic features. The app is free to download for user, and some of functions are free to use (e.g. clear temporary trouble codes,date-time synchronization and host reboot etc.). For more details, welcome to follow us, Website:www.dfirstcoder.com Facebook:https://www.facebook.com/qixinglobal Email: [email protected] Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Ratings & reviews

4.8

5 ratings

5 ★ 80% 4 ★ 20% 3 ★ 0% 2 ★ 0% 1 ★ 0%

What’s new

Version 1.6.8 · Updated September 28, 2026

1. Fix known issues 2. Optimize user experience

App privacy

The developer, Shenzhen QiXin Technology Co., Ltd., reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

Alternatives to DFirstCoder

Looking for apps like DFirstCoder? Here are 6 similar apps on the App Store. The highest rated is OBDPulse OBD2 Car Scanner (5.0/5), and all 6 are free to download.

DFirstCoder vs. alternatives
App Rating Price Last updated Compare
DFirstCoder 4.8 / 5 (5 ratings) Free September 28, 2026
OBDPulse OBD2 Car Scanner 5.0 / 5 (1) Free Oct 9, 2026 Compare
OBDGO PRO 4.5 / 5 (31) Free May 27, 2025 Compare
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AdGuard Home Remote 4.7 / 5 (298) Free Oct 15, 2026 Compare
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OBDeleven – OBD2 car scanner 4.4 / 5 (1,567) Free Oct 17, 2026 Compare

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