Obd Mary – Car Scanner for ELM

Contains adsIn-app purchases
4.7
114K reviews
1M+
Downloads
Content rating
Everyone
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About this app

Obd Mary is a EOBD \ OBD-2 car diagnostic scanner, gauge dashboard and trip computer with a number of cool features.

With our OBD2 Car Scanner OBD Mary it is possible not only read and clear OBD-2 Trouble Codes but also make diagnostics for different vehicle ECU like: ABS, SRS, Airbag, HVAC and etc.

Our Car Scanner OBD Mary supports brands like: Acura, Alfa Romeo, Alpina, Audi, BMW, BYD, Buick, Cadillac, Changan, Chery, Chevrolet, Chrysler, Citroen, Dacia, Daewoo, Daihatsu, Daimler, Datsun, Dodge, DS, Exeed, Fiat, Ford, Geely, General Motors, Genesis, GMC, Great Wall, Haval, Holden, Honda, Hummer, Hyundai, Infiniti, ISUZU, JAC, Jaguar, Jeep, JMC, Kia, KTM, Lada, , Lancia, Land Rover, Lexus, Lifan, Lincoln, Lotus, Mahindra, Mazda, McLaren, Mercedes-Benz, Mercury, MG, Mini, Mitsubishi, Nissan, Opel, Peugeot, Pontiac, Porsche, Proton, RAM, Range Rover, Ravon, Renault, Rivian, Rolls-Royce, Rover, Saab, Samsung, Scion, Seat, Skoda, Smart, SsangYong, Subaru, Suzuki, Toyota, Vauxhall, Volkswagen, Volvo

Attention!!!
1. You need ELM327 Bluetooth or Wi-Fi adapter to connect to a vehicle using this application.
2. Your vehicle can contain some ECUs (electronic control modules), so don't forget to check all ECUs.
3. ELM adapters version 2.1 are often can be corrupted, so try to choose version 1.5 if you have a chose.


Quick start guide


1. Download the app
2. Plug in ELM327 adapter into 16-pin diagnostic connector in your vehicle
3. Switch ON ignition
4. Discover your Bluetooth ELM adapter in your Android device settings
5. Select discovered ELM327 adapter in the app settings
6. Try to connect!

Diagnostics


You can read and reset trouble codes from OBD2 compliant control units. Can see fault codes descriptions and search it in internet just by click. Freeze-frame data can be read in case if DTC is activated. You can read live parameters like speed, RPM, MAF, coolant temperature.

Dashboard


Use our OBD2 app as a gauge dashboard. Create your own set of gauges. You can customize approximately all gauge parameters(sizes, colors, positions of stroke, arrow, texts, labels, backgrounds and etc.) Resize and move gauge in edit mode to desired place just using your fingers. Enjoy your style!

Trip computer


Track your trips with our Obd Mary app and ELM327 adapter. Keep the adapter connected all the time inside your car and the app connects to your vehicle and log your trip data:
- trip time;
- fuel consumption;
- fuel cost;
- average speed;
- max speed and etc.

Full version


Buy the full version of the Obd Mary app and get full functionality without an ads. When you are buying the app you support future development and support. Thank you.

Contact developer: Fill free to contact us using appropriate button on the main app screen. Use email channel.
Updated on
Jan 28, 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, Personal info and 4 others
This app may collect these data types
Location, Personal info and 4 others
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.7
111K reviews
Enrico de Rojas
March 13, 2024
Worked for a few weeks and both cars, but now will not connect to either of my vehicles. Sent emails via the App but no response. Plus no way on Google Play to Re-Install, only option is to uninstall. I use the wireless ELM 327 connector. Works fine on buddy;s phone with his Torque App. I paid for the Upgrade, but it keeps telling me to Upgrade and when I clik that option nothing happens. No on-line support, no on-line user manual, suggest you find a better App
1 person found this review helpful
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mia
March 16, 2024
this app has been instrumental to resolving the error codes that my 03 Infiniti G35 had. the interface is very user friendly, The trouble code scanner is the best I've seen in any app (full version or not), and I didn't expect this app to continue to be so useful, but the trip log feature (thats surprisingly comprehensive, even in the free version) takes the cake. so useful for logging fuel economy/miles traveled for my job that requires lots of driving. Try this app. you wont regret it!!
1 person found this review helpful
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Bob Cunningham
November 16, 2023
There are many good OBD apps available, but OBD Mary is just a bit better than the rest. Better UI, better features, better performance. I especially like how much better the free version is than the free versions of the other OBD apps. You don't "need" to upgrade from the free version, but if you can, you should! My 2012 Mazda is starting to show it's age, and I wanted to more closely monitor its performance and also check the error codes that occasionally pop up then go away.
9 people found this review helpful
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What's new

Added gauge templates on the Dashboard
Fixed some bugs