CarDiag : Car Diagnostic OBD2 app icon

CarDiag : Car Diagnostic OBD2

A mechanic in your pocket. Diagnose a car is as simple as a child's play (OBD2)

Car Diagnostic App · com.stom.cardiag

4.0 out of 5 (1 rating) 100K+ downloads v1.2.2.6.0 11.3 MB Android 4.4+ PEGI 3 · Everyone

  • Signature matches the Google Play version Details

At a glance

Latest version
v1.2.2.6.0 (12260)
Updated
Aug 7, 2026 (2 months ago)
APK size
11.3 MB
Requires
Android 4.4+ (API 19)
CPU support
Any (no native code)
Category
Auto & Vehicles (app)
Listed since
Jul 12, 2021 (at least)
Permissions
12 (4 sensitive)
Website
cardiag.me
Developer contact
[email protected]

About this APK

CarDiag : Car Diagnostic OBD2 is an app by Car Diagnostic App in the Auto & Vehicles category, listed since at least July 2021. It has no native code, so it runs on any Android processor.

It asks for 12 permissions, 4 of them sensitive, including read shared storage, Bluetooth connect and Bluetooth scan. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

What's new in v1.2.2.6.0

Upgrade the API target version

Description

From the listing uploaded by “appupdater”.

Diagnose your car, find breakdowns and turn off the check engine light ! Cardiag : Your Easy Car Diagnostic OBD2 CarDiag is compatible with all Bluetooth OBD2 devices Thanks to its connected device and its free and intuitive mobile application, CarDiag allows motorists to diagnose their vehicle easily, independently and at a lower cost (breakdowns, wear of components, battery and pollution). The "CarDiag" application supports motorists from "A" to "Z" in the diagnostic, maintenance and repair of their vehicle independently and cheaply : since the doubt of a problem, the identification of the fault, a diagnostic in simple and easy-to-understand terms and a pollution score, Do-it-yourself auto repairs, tips to buy parts as well as a cost estimation at the nearest mechanic. It also provide a digital maintenance book. Features : - Automatic Diagnostic OBD2: Equipped with an OBD2 bluetooth device (easy to get and available for less than 10$), CarDiag provides a complete list of your car problems in simple and easy-to-understand terms. - Manual Diagnostic : Cardiag provides assistance for a direct diagnostic by the user (visual defects, noise, smells, etc.) - Reset the Check Engine Light (MIL) : The check engine light comes on to indicate a malfunction in the engine or the pollution control system. CarDiag allows you to reset this malfunction indicator lamp. - Maintenance Book : digitalize and store all repairs made by the user or a professional with attached invoices. - Tutorials for Do-it-yourself Auto Repair, and tips to buy Car Parts - Car repair cost estimation at the nearest mechanic - Routine vehicle maintenance : Perform a regular vehicle check-up, pre-vehicle inspection or before buying a car We have all done the same observation when we take our vehicle to a garage : the mechanic diagnoses possible breakdowns using a dedicated diagnostic tool. This simple diagnostic is billed around 50 dollars, in addition of potential repairs which it is difficult to evaluate the real cost and the necessity. However, sometimes a simple reset of the on-board computer can solve many "electronic problems", a feature available in the "CarDiag" application. Prerequisites: to use the Cardiag application, you should : * Have an OBD-II compatible car : OBD-II is compatible with all US vehicle models since 1996, European since 2001 (diesel since 2003), Japanize since 2006. * Have a bluetooth OBD2 device : easy to get and available on our website/Amazon/Ebay/Aliexpress... keywords : cardiag, check car, inspection, battery, diagnostic, easy car diagnostic, tool, scanner, diagnostic, mil, reset check engine light, engine light, obd2, obdii, breakdowns, faults, codes

Security & authenticity

Security rating: Trusted

Signing certificate

  • Signature matches the Google Play version Checked by the source store on Aug 7, 2026.
  • Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.

Store checks and file details

  • Developer signature verified Aug 7, 2026
  • Validated against Google Play Aug 7, 2026
  • Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
  • Signing certificate (SHA-1)8F:B8:14:FD:0A:DE:1A:21:A8:D5:CF:1C:D1:13:84:DE:BE:6D:16:90
  • File MD58582aaa6cbf2534fa071921d79fe1dc6
  • Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (12)

CarDiag : Car Diagnostic OBD2 requests 12 permissions, 4 of them sensitive.

Required hardware & features

CarDiag : Car Diagnostic OBD2 APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is CarDiag : Car Diagnostic OBD2 free?

The APK is free to download, but the app offers in-app purchases through Google Play.

Is the CarDiag : Car Diagnostic OBD2 APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is 8582aaa6cbf2534fa071921d79fe1dc6.

Tags

More Auto & Vehicles apps