OBD Fusion (Car Diagnostics)

🇺🇸 United States
OCTech, LLC  | 
36
ASO score
Text
33/100
Reviews
60/100
Graphic
40/100
Other
0/100
rating
App Rating
4.2
rating
Votes
217.25K
rating
App Age
13y 7m
rating
Last Update
Oct 07, 2025
rating
iAP
$15.99 - 79.99

Compare with Category Top Apps

Metrics
Current App
Category Top Average
Difference
Installs
102.9K
495.6M
-100%
Rating
4.34
4.15
+5%
Number of Ratings (Voted)
184.6K
528.2M
-100%
App Age
13y 6m
9y 5m
+44%
Price
$6
$0
In-app Purchases Price
$45
$103
-56 %
Update Frequency
74d
181d
-59%
Title Length
28
25
+12%
Short Description Length
85
65
+31%
Description Length
3 696
2 646
+40%
Number of Screenshots
1950
1022
+91 %
Has Video?
No
0% has videos
Size
0MB
0MB

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Top Dec 20, 2025 Dec 27, 2025
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Downloads

Downloads Graph
Downloads icon
Total
101.9K
Last month icon
Last month
966

Text ASO

Title (
Characters: 28 of 50
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OBD Fusion (Car Diagnostics)
Short Description (
Characters: 85 of 80
)
Read OBD2 data and DTCs
Create custom dashboards
Enhanced diagnostics available
Description (
Characters: 3696 of 4000
)
OBD Fusion is an app that allows you to read OBD2 vehicle data directly from your Android phone or tablet. You can clear your check engine light, read diagnostic trouble codes, estimate fuel economy and much more! OBD Fusion has a ton of features that are used by professional car mechanics, do-it-yourselfers, and users who want to monitor car data during day to day driving. Some of the features include customizable dashboards, real-time graphing of vehicle sensors, emission readiness status, data logging and exporting, oxygen sensor tests, Boost readout, and a full diagnostic report. Is your check engine light on? Do you want to monitor fuel economy and usage in your vehicle? Do you want cool looking gauges on your Android phone or tablet? If so, then OBD Fusion is the app for you! OBD Fusion is a vehicle diagnostics tool that connects to OBD-II and EOBD vehicles. Not sure if your vehicle is OBD-2, EOBD or JOBD compliant? See this page for more information: https://www.obdsoftware.net/support/knowledge-base/how-do-i-know-whether-my-vehicle-is-obd-ii-compliant/. OBD Fusion works with some JOBD compliant vehicles and in some cases requires modifications to the connection settings in the app. Please contact us for more information. You must have a compatible scan tool to use this software. For recommended scan tools, see our website https://www.obdsoftware.net/software/obdfusion. Please note that cheap ELM clone adapters can be unreliable. OBD Fusion can connect to any ELM 327 compatible adapter, but the cheap clone adapters tend to have slow refresh rates and might disconnect randomly. OBD Fusion for Android is brought to you by OCTech, LLC, the developers of TouchScan and OBDwiz for Windows and OBDLink for Android. Now you can get the same great features for your phone or tablet. OBD Fusion has the following features: • Android Auto support. Note that Android Auto does not support dashboard gauges. • Read and clear diagnostic trouble codes and your Check Engine Light (MIL/CEL) • Real-time dashboard display • Real-time graphing • Fuel economy MPG, MPG (UK), l/100km or km/l calculation • Create custom enhanced PIDs • Includes some built-in enhanced PIDs for Ford and GM vehicles including engine misfires, transmission temp, and oil temp. • Multiple trip meters for tracking fuel economy, fuel usage, EV energy economy, and distance • Customizable dashboards with fast dashboard switching • Log data to CSV format and export for viewing in any spreadsheet application • Display battery voltage • Display Engine Torque, Engine Power, Turbo Boost pressure, and air-to-fuel (A/F) ratio (vehicle must support the required PIDs) • Read freeze frame data • English, Imperial, and Metric units that are fully customizable • Over 150 supported PIDs • Displays vehicle information including VIN number and calibration ID • Emissions readiness for each US state • Oxygen Sensor Results (Mode $05) • On-board Monitoring Tests (Mode $06) • In-performance Tracking Counters (Mode $09) • Full diagnostic report that can be stored and emailed • Option to select the connected ECU • Built-in database of fault code definitions • Bluetooth, Bluetooth LE*, USB**, and Wi-Fi*** scan tool support • Available in English, Spanish, French, Italian, German, Czech, Greek, Chinese, and Portuguese * Your Android device must have Bluetooth LE support and be running Android 4.3 or newer. ** You must have a tablet with USB host support to connect using a USB device. Only FTDI USB devices are supported. *** Your Android device must support ad-hoc Wi-Fi connections to use a Wi-Fi adapter. OBD Fusion is a trademark of OCTech, LLC registered in the U.S.}
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Rating & Reviews

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Rating
4.2
217 253 voters

Some Latest Reviews

Colin Faber
18 Dec, 2025
2
on my '15 tundra the alcohol density sensor display never changes (e85 motor)
Kevin Meza
18 Dec, 2025
1
I would like to be refunded if possible. this app did not work for the maintenance I am doing on my truck.
Javier Pozos (Jav Wells)
03 Dec, 2025
4
Cool having the reset codes function with the only forced payment when downloading the app. Not cool, have to pay for every single year/car for the advanced features.
Barrett Ranney
14 Nov, 2025
5
Had this on ios, glad its here too! hoping its as useful, if so it'll be the best option I've found for my needs.
Rice Strange
26 Oct, 2025
2
Am I reading this right ...... the most recent enhanced add-on for toyota is 2021? I got this app because it said it works with android auto .... well, it does link up, but no dashboards .... just a lame PID readout. So I took the bait and went shopping for the enhanced add on (for another $15!). My 2025 .... not an option. uninstalling! A refund would be great!
Ben Ben
25 Oct, 2025
5
Superbe application qui offre des extensions pour différents marques de voiture et le support d'adaptateurs USB. Cependant, il manque la possibilité d'écrire les registres de la voiture (comme la plupart des logiciels OBD).
Christos Mantzavakos
18 Oct, 2025
2
Unfortunately, it cannot connect when Android Auto starts. You have to connect manually every time. The only reason I chose it is because of the route recording and that doesn't work because it's boring to connect manually every time.
José Niño
08 Oct, 2025
5
I enjoy this app a great deal it was sad that I was unable to transfer the previously purchased version from the Amazon app store after it shut down. But this is a new phone and life goes on.
Daniel Frade Alves
08 Oct, 2025
2
App tem uma interface boa, mas não funcionou no meu carro. Pior que tive que pagar para obter a usabilidade sem uma versão trial para teste.

Other

Additional Information
Rating:
4.24
Voted: 217.25K
Google Play Link:
Price: 4.99 $
Website:
Email:
Privacy Policy:
Categories: Communication
Size: -
iAP: 15.99 - 79.99 $
Installs: 101.95K
App Age: 13 years 7 months
Release Date: Jun 07, 2012
Last Update: Oct 07, 2025
Version: 6.14.0
Version history
6.14.0
Oct 07, 2025
- Added support for devices that use 16 KB page sizes.<br>- Minor bug fixes and improvements.
6.13.0
Sep 12, 2025
- Added FCA 2026 enhanced diagnostics and enhanced support for a few additional 2024/2025 vehicles.<br>- Added support for Alerts, which can be configured on the Settings &gt; Preferences &gt; Alerts page.<br>- Added support for vehicle-specific Android Auto configurations.<br>- Added a trip PID for average speed.<br>- Added support for specifying start/stop commands for user-defined PIDs.<br>- Improved the settings import/export.<br>- The trip map can now be expanded to full-screen.<br>- Bug fixes and improvements.
Version history