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About
This app functions as a universal vehicle scanner using the OBD2 standard. It connects to your car via WiFi or Bluetooth 4.0 LE adapters to diagnose and scan electronic control modules. Users need a compatible ELM327 adapter to utilize its diagnostic capabilities.
✓Universal OBD2 scanning
✓Works with WiFi adapters
✓Works with Bluetooth 4.0 LE adapters
✓Diagnose electronic control modules (ECUs)
✓Quick start guide for ELM327 adapters
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+1
What's New in Obd Mary
1.8.3
August 6, 2026
Bugs fixing and stabilization
1
In-App Purchases
$9.99
Full Edition
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FAQ
What does Car Mate do?
Car Mate is a universal vehicle scanner that operates using the OBD2 standard. It allows you to scan and diagnose your car's electronic control modules (ECUs) by connecting to your vehicle via compatible WiFi or Bluetooth adapters.
What hardware do I need to use Car Mate?
To use Car Mate, you will need an ELM327 Bluetooth 4.0 LE or Wi-Fi adapter. This adapter plugs into your vehicle's 16-pin diagnostic connector and allows the app to communicate with your car's systems.
Is Car Mate free to use?
The application is free to download and use, but it does have in-app purchases and advertisements. You will need to purchase a compatible ELM327 adapter separately to connect to your vehicle.
How do I connect Car Mate to my car?
After plugging your ELM327 adapter into your car's diagnostic port and turning on the ignition, you can discover and select your WiFi or Bluetooth adapter within the app's settings. Once selected, press 'Connect' to establish a connection.
What are the common use cases for Car Mate?
The primary use case for Car Mate is to scan and diagnose potential issues within your vehicle's electronic control modules (ECUs). This can help identify problems, monitor vehicle performance, and understand diagnostic trouble codes.
