4.2
430 reviews
50K+
Downloads
Content rating
Everyone
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About this app

Gives you real-time readings from Tesla Model S, 3, X, Y diagnostics port

* This app needs an adapter cable and a certain type of OBD2 adapter to work * - please check our info pages at https://www.scanmytesla.com/adapters


Scan My Tesla reads information from the diagnostics port of your Tesla Model S, 3, or X, to present visually, or log for later analysis.

This app gives you numerous live statistics such as:
- Battery power / voltage / current / temperatures
- Drive Unit electric power / torque / horsepower* / RPM / temperatures
- Battery lifetime stats, capacity estimates and mileage
- 12V system current, voltage, temperature
- Trip recording and statistics, including regenerated and charged energy

(* currently not available on Model 3)


Most CANBUS packets decoded by Jason Hughes (skie.net)
Battery cell info decoded by Jack Rickard (evtv.me)
DC/AC Charge counters publicized by "DB 2"
HVAC controls by Marc Olivier Chouinard (teslalog.com)
Trip recording system idea by Marc Olivier Chouinard (teslalog.com)

Model 3 decoding community led by JWardell on https://teslaownersonline.com/threads/diagnostic-port-and-data-access.7502/

Contains elements of Android OS example code adhering to Apache 2.0 license


Go here for more information:
https://sites.google.com/view/scanmytesla/
Facebook page:
https://www.facebook.com/scanmytesla/
Model 3 specific information
https://teslaownersonline.com/threads/diagnostic-port-and-data-access.7502/


Disclaimer

This software is not affiliated with Tesla Motors

Information shown in this app was not meant for the public and may be inaccurate, subject to change or disappear as the car gets software updates. This information is presented for entertainment purposes, and for learning more about how your car works.

The information contained on Scan My Tesla mobile app (the "Service") is for general information purposes only.

Børsand Engineering assumes no responsibility for errors or omissions in the contents on the Service.

In no event shall be liable for any special, direct, indirect, consequential, or incidental damages or any damages whatsoever, whether in an action of contract, negligence or other tort, arising out of or in connection with the use of the Service or the contents of the Service. reserves the right to make additions, deletions, or modification to the contents on the Service at any time without prior notice.

This Disclaimer is licensed by TermsFeed Generator.
Updated on
Apr 6, 2026

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.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.1
394 reviews
Ben Spreen
February 3, 2026
Long time user of the app. It seems there is no way to have the gauges in signal lists display the min and max value of the session like previously. Seems like the UI took a step back in latest update. Temporarily lowered to 4 stars since the developer seems to be working to improve the app with a new framework. Hope some of the old functions will return
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Børsand Engineering
February 12, 2026
I am thinking how to do this in a way that is useful for you, and everybody else. Please send me an email explaining exactly what you need (for example: one signal constantly showing min/max, while others are normal - or a button to show all min/max values then return to normal after 2 minutes)
Jason M
December 27, 2025
I used to really, really like this app, mainly for the screen that showed all the battery cells, voltage, temperature... but that appears to be gone after I upgraded. I don't see any use to this app now? I will try more to figure it out then I will try to install an older version or find another app that has battery cell information? to the dev, please bring back the old functionality! I would happily pay for it. Edit: 4 stars now cause dev answered but it should be more intuitive
1 person found this review helpful
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Børsand Engineering
December 26, 2025
The old UI is under Signal Lists. The BMS tab has been renamed to Cell Map, other battery readings under Battery, and Perf is the classic needle gauges with performance readings.
TonyaDigital Norway
December 15, 2021
Using a V-Link BT OBD dongle with this & it works flawlessly with my Model S. You will have to source an adapter cable but they are on eBay. The software is comprehensive yet easy to use. All the data you need is presented in real time. Want to check each individual battery cell? No problem. Every possible parameter is available and clearly presented. Great value!
39 people found this review helpful
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What’s new

New drag-to-move mode in Signal Lists
Fixed SpeedTimer
Editable dashboards: delete, hide, insert, new, add - move - change gauges
Reinstated Model 3 radiator bypass signal, with 0-100 % scaling
Status messages overlayed in Signal Lists
Model 3/Y/Plaid/LR signal fixes:
Full pack when new
Target Bat Heat/Cool/Passive
min/max pack temp removed
Cabin temps fixed