In today’s automotive landscape, understanding your vehicle’s health is easier than ever, thanks to onboard diagnostics II (OBD2) apps. These innovative mobile applications are transforming how drivers interact with their cars, providing real-time insights into engine performance and potential issues. Forget guesswork and expensive mechanic visits for simple diagnostics – the best OBD2 scanner app puts the power of car health monitoring directly in your hands.
Most OBD2 apps connect to your car’s computer via a small adapter and, through your smartphone, display crucial data about your engine’s operation. This includes parameters like speed, RPM, pressure, and temperature, allowing you to effectively “listen” to what your car is telling you. This proactive approach can save you from breakdowns, costly repairs, and roadside headaches.
However, the sheer number of OBD2 apps available for Android and iOS can be overwhelming. Finding the top OBD2 scanner app for your needs can feel like searching for a needle in a haystack. Many users have experienced disappointment, investing in apps that underperform or don’t deliver on their promises.
To prevent you from wasting time and money, we’ve compiled a comprehensive guide to the 17 best OBD2 apps currently on the market. Each of these apps has been carefully evaluated to ensure it provides reliable diagnostics and a user-friendly experience. Whether you’re a car enthusiast, a concerned car owner, or a professional mechanic, you’ll find valuable options in this list.
Let’s dive into the reviews and discover the top OBD2 scanner apps available today!
1. Torque Pro (OBD2 & Car)
Torque Pro is widely recognized as a leading OBD2 scanner app for Android, boasting over 1,000,000 downloads and high user ratings. For a one-time purchase of around $5 on the Google Play Store, users gain access to a wealth of diagnostic features. Many reviews confirm that the investment is well worth it.
Torque Pro provides a highly customizable dashboard displaying real-time vehicle data directly on your phone screen. Users can tailor the interface to show the parameters most important to them. Furthermore, the app allows for data export to Torque Pro servers or via email, enabling later analysis and record-keeping.
Pros
- Offers multiple themes for dashboard customization.
- Enables screenshot sharing to social media and email.
- Includes a built-in GPS-based compass.
- Supports data graphing and car dock integration.
- Provides CO2 emission readouts.
- Features a track recorder for video documentation of journeys.
- Offers alarms and warnings for performance issues, such as high coolant temperature.
- Compatible with older Android versions, including 2.0.
Cons
- Requires upfront payment.
- Some users report Bluetooth pairing issues, which may require updates to resolve.
2. OBD Auto Doctor
OBD Auto Doctor functions similarly to many other top-tier car diagnostic apps. It’s compatible with ELM327 Bluetooth and Wi-Fi adapters, monitoring essential vehicle sensors and parameters in real-time.
This OBD2 scanner app allows monitoring of multiple control units, including engine and transmission systems. Data can be exported via email in CSV format for detailed analysis. The app’s fuel consumption monitoring feature is particularly efficient, potentially leading to significant fuel savings.
Pros
- Displays real-time data for informed decision-making about vehicle maintenance.
- Supports both numerical and graphical data display.
- Compatible with all OBD2 compliant vehicles.
- Offers GPS support.
- Provides 24/7 customer service.
- Features advanced customization options.
- Supports imperial and metric units.
- Monitors over 18,000 trouble codes.
- Tracks emission readiness status.
Cons
- Additional features require in-app purchases or a premium upgrade.
- Some users have reported connection issues and inaccurate readings.
3. InCarDoc Pro
InCarDoc Pro has consistently ranked among the best OBD2 apps for car diagnostics. Known for its high-level scanning capabilities and user-friendly interface, it presents diagnostic information clearly on an uncluttered home screen.
A free version of InCarDoc Pro is available to verify adapter and car compatibility before purchasing the full app for a small fee (under $5). It supports ELM327 USB, Bluetooth, and Wi-Fi adapters and is compatible with most modern Android devices.
Pros
- Compatible with all OBD2 compliant vehicles listed on their website.
- Reads real-time engine and vehicle parameters.
- Offers an overlay mode to display economy data over other running apps.
- Includes fuel economy and acceleration widgets.
- Provides GPS support.
- Allows data upload to cloud storage.
- Enables data sharing via email for professional assistance.
Cons
- Requires Android 4.0.3 or higher.
- Some users experience Bluetooth connection issues.
4. Car Scanner ELM OBD2 App
For comprehensive car diagnostics and access to a wide range of parameters from your vehicle’s ECU, the Car Scanner ELM OBD2 App is an excellent free option.
This top OBD2 scanner app helps users identify potential problems early. If you understand fault codes, you can address minor issues yourself and determine when professional mechanic assistance is necessary. Car Scanner ELM OBD2 is highly compatible, with versions for Android, iOS, Windows PC, and mobile platforms. With over 2 million installs and a 4.7-star rating, it’s a highly regarded choice.
Pros
- Compatible with all OBD2 standard vehicles.
- Works with most Wi-Fi or Bluetooth OBD2 ELM327 adapters.
- Features a customizable dashboard for preferred parameter tracking.
- Provides fuel consumption statistics.
- Offers settings backup and restore.
- Supports multiple languages, including English, Russian, and Polish.
Cons
- Requires Android 4.3 or higher.
- Optimal performance may require in-app purchases.
5. EOBD Facile
EOBD Facile is a versatile OBD2 car diagnostic app available for both Android and iOS. It supports ELM327 Wi-Fi and Bluetooth adapters, providing access to essential gauges and parameters for effective car monitoring.
Depending on your car’s ECU capabilities, EOBD Facile can display vehicle speed, engine RPM, engine temperature, ignition timing, engine torque, air intake, and more on its dashboard. It has achieved over 1 million downloads on the Google Play Store, indicating its popularity and reliability.
Pros
- Displays vehicle sensors in real-time.
- Includes a database of over 11,000 fault codes and definitions.
- Allows users to clear fault codes and resolve engine light issues.
- Supports trip record storage on an SD card for later review via PC/Mac software.
- Offers route planning features for long journeys.
Cons
- May require some prior OBD2 app experience for optimal use.
- Does not support USB adapters.
6. HobDrive
HobDrive is a robust OBD2 app for Android with advanced car tracking features. While it’s one of the more expensive options on the Google Play Store (around $10), its premium features justify the cost for many users.
A key advantage of HobDrive is its compatibility with all OBD2 compliant vehicles, as well as some non-OBD2 vehicles like Delphi mr240 (Chevrolet) and Bosch systems. It also offers seamless access across various platforms, including CarPCs (Windows/Linux), car audio systems (Windows CE), Windows Phone 8/10, and iOS.
Pros
- Features a customizable dashboard for displaying ECU parameters.
- Supports GPS and ELM327 Bluetooth and Wi-Fi adapters.
- Tracks overheating and unusual fuel trims.
- Provides clear explanations of MIL codes.
- Estimates car odometer readings.
- Calculates MPG for diesel vehicles without battery assistance.
- The Pro version includes extended graphical gauges.
Cons
- Some users report difficulties with in-app payments in certain locations.
- Requires Android version 3 and above.
7. OBDeleven
OBDeleven stands out with its advanced features, including “One-Click Apps” that simplify complex car adjustments. Beyond standard OBD2 diagnostics, this app offers unique functionalities, setting it apart from many competitors.
To fully utilize OBDeleven’s “One Click App” feature, a stable network connection is recommended. A Premium upgrade unlocks even more advanced car tracking tools. Despite these considerations, OBDeleven is a valuable tool for car enthusiasts and professional mechanics alike.
Pros
- Reads and clears diagnostic trouble codes from the ECU.
- Supports multiple languages.
- Maintains an active social media community for user support.
- Offers a car battery analyzer.
- Provides DIY car fix manuals.
- Retrieves history for connected cars.
- Supports control unit resets.
Cons
- Requires a network connection for optimal performance.
- Advertisements are present in the free version, requiring a Premium upgrade to remove.
8. Dash – Drive Smart
Dash – Drive Smart is a versatile car tracking app compatible with OBDeleven software and numerous smart car analysis tools. It delivers real-time data and claims compatibility with cars manufactured as far back as 1996.
Dash aims to enhance driving experience and vehicle maintenance by providing comprehensive insights. It can even operate without continuous device connection, offering flexibility to users.
Pros
- Offers a customizable parameter dashboard that works in the background.
- Provides a Driver Score and leaderboard for performance comparison.
- Supports multiple vehicles with automatic VIN decoding.
- Includes a GPS tracking tool for parking location.
- Offers nearby gas price comparison to save money on fuel.
Cons
- Some users report battery drain issues.
- The compass feature can be unreliable but may be improved with updates.
- Network connection issues have been reported by some users.
9. Engine Link (iOS)
Engine Link is a robust car diagnostic app similar to Torque Pro but exclusively for iOS devices. It connects seamlessly with ELM327 Wi-Fi and Bluetooth adapters. However, recent user feedback indicates potential issues with Wi-Fi connectivity.
Despite recent connectivity concerns, Engine Link remains a top-rated car tracking application on iOS. Available for around $6 on iTunes, it offers comprehensive car monitoring capabilities.
Pros
- Features a customizable dashboard for parameter selection.
- Monitors emission rates and fuel consumption.
- Reads and clears thousands of OBD2 fault codes.
- Offers a heads-up dashboard display option.
- No in-app purchases or subscription fees.
- Supports over 20 languages.
- The latest update supports Torque Custom PID files.
Cons
- Some users report connection issues without ECU data reading.
- Requires iOS 8.0 or later.
10. ScanMaster
ScanMaster is another effective car monitoring tool for ELM327 OBD2 adapters. While less widely known than some competitors, it maintains a solid 4.0 rating with over 1 million installs on Android.
Using ScanMaster, you gain a clear, real-time overview of your car’s performance and accurate fault code readings, potentially preventing overcharges from mechanics. The free “Lite” version offers essential parameters like VIN, CVN, fault codes, and MIL status. The paid “Pro” version unlocks full features, including an extensive fault code database and detailed error descriptions.
Pros
- Offers several tracking parameters in the free version.
- Supports German and English languages.
- Easy to navigate interface.
- Compatible with most ELM327 adapters.
- Supports data recording.
- Provides clear graphical data representation.
Cons
- Customer support is reported as ineffective by some users.
- Compatibility issues with certain devices have been noted.
- Requires Android 4.0 and above.
11. DashCommand (iOS)
DashCommand positions itself as a premium solution for transforming your iPhone into an advanced engine data display. It has received industry recognition, winning the SEMA Show award for best mobile electronic product in 2014.
As one of the pricier OBD2 scanner apps for iOS (around $14.99), DashCommand delivers high-performance gauges, fuel economy tracking, engine diagnostics, and emission testing logs for up to five trips. User reviews generally affirm that it provides excellent value for its cost.
Pros
- User-friendly interface.
- Highly customizable performance gauges.
- Includes an inclinometer for off-road driving.
- Supports data logging, recording, and playback.
- Features a sophisticated trip computer for detailed stats.
- Offers graphical data representation.
Cons
- Not compatible with iPhone X.
- Compatibility issues reported with Haltech Elite 2599 systems.
- In-app purchases may be required for certain car models.
12. BlueDriver
BlueDriver is a highly-rated free car diagnostic tool available for both iOS and Android. Its popularity is evident in its 4.6-star rating on iTunes and over 2 million downloads.
BlueDriver allows users to monitor critical ECU parameters, scan and clear trouble codes, freeze frame data, and share data via email. Its extensive feature set, often found in paid apps, makes it a favorite among mechanics and car enthusiasts.
Pros
- Wireless connection to your car.
- Supports smog readiness checks.
- Reduces vehicle maintenance costs.
- Offers free and regular updates.
- Displays on-board monitoring test results.
- Provides enhanced diagnostics for ABS, Airbag, and Transmission systems.
- Generates and shares repair reports.
Cons
- Requires iOS 8 and above.
- Minor issues reported with iPhone XR, potentially resolved with updates.
13. GoFAR
GoFAR is designed for drivers seeking advanced car diagnostics and mileage tracking. This system monitors vehicle health and mileage while maintaining broad compatibility with OBD2 compliant car adapters.
A key selling point of GoFAR is its IRS compliance, which can potentially lead to tax savings. It also emphasizes fuel efficiency, claiming to reduce fuel costs by 10-30%. The GoFAR app maintains a 4.7-star rating across Android and iOS platforms.
Pros
- Easy to install and use.
- Includes a one-year warranty on initial purchase.
- Provides plain English error alerts.
- Offers a platform for finding local mechanics.
- Includes a database of 3000+ fault codes with descriptions.
- Features a driver leaderboard based on fuel savings.
- Sends alerts for tire pressure, insurance, and registration.
- No subscription or ongoing fees.
Cons
- Requires an initial purchase of the GoFAR device (around $99).
14. FIXD – Vehicle Health Monitor
FIXD prioritizes simplicity and user-friendliness in its car diagnostic app. Fault codes are translated into easily understandable language, enabling users to quickly grasp and address vehicle issues.
FIXD offers its own OBD2 Wi-Fi and Bluetooth adapters for optimal performance. The app is available on Android and boasts a 4.5-star rating from users.
Pros
- Quick and easy setup.
- Ideal for first-time OBD2 app users.
- Allows scheduling of maintenance reminders.
- Alerts users to worn-out parts needing replacement.
- Simple onboarding process.
- Allows in-app purchase of car parts.
- Offers helpful customer support.
Cons
- Older app versions may have bugs.
- Designed primarily for use with FIXD adapters.
- Includes in-app purchases.
15. Carly For BMW
Carly For BMW is specifically tailored for BMW owners. It is compatible with adapters provided by Carly and offers in-depth diagnostics and customization options for BMW vehicles.
Whether you are a novice or experienced BMW driver, Carly provides real-time access to vital car parameters. The Android app also supports standard OBD2 features, with a Lite version available for compatibility testing.
Pros
- Performs thorough health checks of BMW electronic components.
- Offers used car checks.
- Provides one-click control for electric parking brakes.
- Carly adapters include premium customer support and lifetime warranty.
- Supports DIY battery registration.
- Excellent customer service.
Cons
- Carly adapters are more expensive than generic adapters.
- Limited fault codes for BMW 2 series F45/F46 models.
16. Carista OBD2 App
Carista OBD2 App is another notable option, utilizing a Bluetooth-enabled OBD2 plug. It offers strong support for brands like Toyota, BMW, Subaru, Mini, Audi, VW, and Lexus.
A standout feature of Carista is its “Customize” option, allowing users to modify various ECU settings typically accessible only by dealerships.
Pros
- Bluetooth connectivity.
- Compact adapter design.
- Customizable settings.
- Phone-to-OBD2 scanner innovation.
- Offers a 1-month free trial.
- Supports iOS and Android.
- Provides detailed diagnostics.
Cons
- Includes in-app purchases.
17. OBD Fusion
OBD Fusion, developed by OCTech, is a popular app praised for its user-friendliness and comprehensive vehicle diagnostics. Paired with a compatible OBD2 scanner, it delivers detailed vehicle health reports.
Its ease of use makes OBD Fusion suitable for both beginners and experienced users. The app’s customizable dashboards allow users to focus on the most relevant engine functions and data.
Pros
- Customizable dashboards.
- Compatible with both iOS and Android.
- GPS navigation features.
- Emission monitoring.
- Extensive data logging.
Cons
- Some features are locked behind expansion packs.
- Lacks diagnostic data sharing features.
Conclusion
With this list of top OBD2 scanner apps for iOS and Android, you are well-equipped to choose an app that meets your car diagnostic needs.
Before committing to a purchase, it’s crucial to verify app compatibility with your specific vehicle. Many developers offer free “lite” versions for compatibility testing. Experiment with these free versions to find the best OBD2 scanner app that works seamlessly with your car.
To summarize, here are our top recommendations:
Best Android OBD2 App
Torque Pro – A feature-rich paid app with broad vehicle compatibility.
Best iOS OBD2 App
OBD Fusion – A user-friendly paid app that effectively tracks essential vehicle parameters.
