CarDiag : Car Diagnostic OBD2
CarDiag : Car Diagnostic OBD2 is made and published by Hi-Group. AppBrain is an independent app data site and isn't affiliated with Hi-Group. The app name, icon, screenshots and description belong to Hi-Group and are shown as published on Google Play.
AppBrain's verdict
Established- Total installs
- 230 thousand
- Rating on Google Play
- 3.30
- 444 ratings
- Last updated
- September 9, 2026
CarDiag : Car Diagnostic OBD2 has 230 thousand installs. Users are divided: 3.3 stars from 444 ratings.
Installs
Tracked by AppBrain- Last 30 days
- 400
- Per day
- 13
- 30-day average
- Play install range
- 100+ thousand
- Launched
- May 2018
Installs over time
CarDiag : Car Diagnostic OBD2 has been installed 230 thousand times. Over the past 30 days, it averaged 13 installs per day.
Rankings
Google Play top chartsGoogle Play Rankings for CarDiag : Car Diagnostic OBD2
Competitors
Similar apps and more from Hi-GroupAlternatives to CarDiag : Car Diagnostic OBD2
More from Hi-Group
Releases
Updates seen on Google Play- Version
- 1.3.5
- Launched
- May 2018
User feedback
Ratings and reviews on Google PlayGoogle Play Rating history and histogram
Comments on CarDiag : Car Diagnostic OBD2 for Android
Technology
Found in the app by AppBrain- Ads
- No ads
- Price
- Free
- Libraries
- 43
- App size
- 15.7 MB
- Needs Android
- 4.4+
- Content rating
- Everyone
Technologies used by CarDiag : Car Diagnostic OBD2
About the app and developer
About CarDiag : Car Diagnostic OBD2
CarDiag : Car Diagnostic OBD2 is an auto & vehicles app developed by Hi-Group.
Install Statistics
CarDiag : Car Diagnostic OBD2 has been installed 230 thousand times. In the last 30 days, the app was installed 400 times.
User Ratings
CarDiag : Car Diagnostic OBD2 is rated 3.30 out of 5 stars. The rating is based on 440 ratings.
App Information
CarDiag : Car Diagnostic OBD2 is freely available from Google Play. The app size is 15.74 MB. The latest version available is 1.3.5. The last update was on September 9, 2026.
Technical Requirements
CarDiag : Car Diagnostic OBD2 requires Android 4.4+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since May 2018.
App Performance Report
Get a detailed PDF report for CarDiag : Car Diagnostic OBD2 with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more
Get PDF Report — $29Developer information for Hi-Group
Store listing
By Hi-Group, from Google Play“A mechanic in your pocket. Diagnose a car is as simple as a child's play (OBD2)”
Description by Hi-Group Written by the developer, not by AppBrain. Click to read.
Cardiag : Your Easy Car Diagnostic OBD2
CarDiag is compatible with all Bluetooth OBD2 devices
Thanks to its connected device and its free and intuitive mobile application, CarDiag allows motorists to diagnose their vehicle easily, independently and at a lower cost (breakdowns, wear of components, battery and pollution).
The "CarDiag" application supports motorists from "A" to "Z" in the diagnostic, maintenance and repair of their vehicle independently and cheaply : since the doubt of a problem, the identification of the fault, a diagnostic in simple and easy-to-understand terms and a pollution score, Do-it-yourself auto repairs, tips to buy parts as well as a cost estimation at the nearest mechanic. It also provide a digital maintenance book.
Features :
- Automatic Diagnostic OBD2: Equipped with an OBD2 bluetooth device (easy to get and available for less than 10$), 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
Recent changes:
New OBD Codes