What Is the Best OBD2 Scanner App? Top Picks for Vehicle Diagnostics

In today’s automotive landscape, understanding your vehicle’s health is no longer confined to professional mechanics. Thanks to the evolution of onboard diagnostics II (OBD2) technology and the surge in mobile app development, car owners now have powerful tools at their fingertips. OBD2 scanner apps have emerged as a game-changer, providing real-time insights into your car’s engine and overall performance directly on your smartphone. Imagine having the ability to decipher what your car is “saying,” allowing you to proactively address issues and potentially avoid costly breakdowns and roadside inconveniences.

These innovative apps connect to your car’s OBD2 port, typically located under the dashboard, and grant access to a wealth of data. From monitoring speed and engine temperature to analyzing pressure and rotation angles, the information available is extensive. However, with a vast array of OBD2 apps flooding the market for both Android and iOS, choosing the “best OBD2 scanner app” can feel overwhelming. Sifting through countless options, many of which may be subpar, is a time-consuming and frustrating process. You want an app that delivers accurate diagnostics, user-friendly interface, and reliable performance without breaking the bank.

Many drivers have unfortunately experienced the disappointment of purchasing OBD2 apps that fall short of expectations, failing to provide the promised value and features. To prevent you from falling into this trap, we’ve compiled a comprehensive guide to the top OBD2 apps currently available. This curated list of 17 exceptional apps will empower you to make an informed decision and select the perfect OBD2 companion for your vehicle, ensuring you get the best “What Is The Best Obd2 Scanner App” experience.

Let’s dive into the world of OBD2 apps and explore the top contenders that can transform your car maintenance routine and keep you confidently in the driver’s seat!

Top OBD2 Apps For Android & iOS: Detailed Reviews

1. Torque Pro (OBD2 & Car)

Torque Pro consistently earns accolades as a leading OBD2 app for Android, boasting over 1,000,000 downloads and a strong reputation among vehicle owners. While it requires a modest payment of around $5 on the Google Play Store, user reviews and expert opinions overwhelmingly suggest that Torque Pro is well worth the investment. This app is designed for enthusiasts who want deep insights and extensive customization.

Alt Text: Torque Pro app dashboard displaying real-time vehicle diagnostics data, showcasing customizable gauges for engine parameters.

Torque Pro transforms your Android device into a sophisticated vehicle monitoring system, offering a richly detailed and customizable dashboard. You can observe your car’s performance in real-time, visualizing data through gauges, graphs, and digital readouts. Beyond real-time monitoring, Torque Pro allows you to export compiled data to its servers or via email. This feature is invaluable for tracking vehicle performance over time, sharing data with mechanics for remote diagnostics, or simply keeping detailed records of your car’s health.

Pros:

• Highly Customizable Dashboard: Personalize your display with multiple themes and layouts to suit your preferences and prioritize the data most relevant to you.
• Data Sharing Capabilities: Easily share screenshots of your dashboard via social media or email, facilitating communication with fellow car enthusiasts or mechanics.
• Integrated GPS Compass: Navigate with confidence using the built-in GPS-based compass, a handy feature for any driver.
• Data Visualization Tools: Graph data for trend analysis and utilize car dock support for convenient display while driving.
• CO2 Emission Readouts: Monitor your vehicle’s environmental impact with real-time CO2 emission data.
• Track Recorder: Capture video footage of your journeys, overlaying diagnostic data for comprehensive trip analysis and performance documentation.
• Customizable Alarms and Warnings: Set up alerts for critical parameters like coolant temperature exceeding safe limits (e.g., 120°C), ensuring timely intervention to prevent damage.
• Broad Android Compatibility: Supports older Android versions, including 2.0, making it accessible to users with a wider range of devices.

Cons:

• Paid App: Requires upfront purchase, which may deter users seeking free options initially.
• Bluetooth Pairing Issues: Some users have reported occasional Bluetooth pairing bugs, although these are often resolved with app updates or troubleshooting steps.

2. OBD Auto Doctor

OBD Auto Doctor is a versatile OBD2 application that shares similarities with many diagnostic apps, offering robust functionality for both casual users and car enthusiasts. It is compatible with both ELM327 Bluetooth and WiFi adapters, providing flexibility in connectivity. OBD Auto Doctor focuses on providing essential diagnostic information in a user-friendly manner.

Alt Text: OBD Auto Doctor app interface displaying real-time engine data in numerical and graphical formats, highlighting fuel consumption and sensor readings.

This app excels at real-time monitoring of critical vehicle sensors and parameters. It allows you to track multiple control units, such as the engine and transmission simultaneously, providing a holistic view of your vehicle’s operational status. A standout feature of OBD Auto Doctor is its optimized fuel consumption monitoring. By accurately tracking fuel usage, the app can help you identify areas for improvement in your driving habits and potentially save significantly on fuel costs over time. Data export via email in CSV format is also supported, allowing for further analysis and record-keeping.

Pros:

• Real-Time Data Display: Provides immediate access to sensor data on your mobile screen, empowering you to make informed decisions regarding your car’s maintenance and performance.
• Numerical and Graphical Data Representation: Offers both numerical and graphical displays of sensor data, catering to different user preferences and data interpretation styles.
• Universal OBD2 Compatibility: Works seamlessly with all OBD2 compliant vehicles, ensuring broad applicability across various car makes and models.
• GPS Support: Integrates GPS functionality for tracking vehicle location and potentially incorporating location data into diagnostic reports.
• 24/7 Customer Service: Provides access to a helpful customer service team around the clock, offering assistance with app usage and troubleshooting.
• Extensive Customization Options: Allows for advanced customization to tailor the app’s functionality and display to your specific needs.
• Imperial and Metric Unit Support: Supports both imperial and metric units, catering to users worldwide.
• Vast Trouble Code Database: Monitors over 18,000 trouble codes, providing comprehensive diagnostic coverage.
• Emission Readiness Status: Tracks readiness status to indicate when your car is ready for emission testing, streamlining the vehicle inspection process.

Cons:

• In-App Purchases and Premium Upgrade: Additional features and functionalities are locked behind in-app purchases and a premium upgrade, requiring further investment for full access.
• Connectivity and Accuracy Concerns: Some users have reported occasional connection issues or instances of inaccurate readings, suggesting potential variability in performance.

3. InCarDoc Pro

InCarDoc Pro has consistently ranked among the top OBD2 apps, earning recognition in car review circles for its robust features and user-friendly design. It offers advanced car scanning and diagnostic capabilities presented through a clean and intuitive interface. InCarDoc Pro is a solid all-around option for users seeking a balance of features and ease of use.

Alt Text: InCarDoc Pro app home screen displaying vehicle status and quick access to diagnostic functions, highlighting a user-friendly interface.

Before committing to a purchase (priced under $5), you can download a free version of InCarDoc Pro to confirm adapter and car compatibility. This risk-free trial allows you to ensure seamless integration with your specific vehicle and OBD2 adapter setup. The Pro version supports ELM327 USB, Bluetooth, and WiFi adapters, offering versatile connectivity options. It is also compatible with most modern Android devices, ensuring accessibility for a wide user base.

Pros:

• Wide Vehicle Compatibility: Compatible with all OBD2 compliant vehicles listed on their official website, providing assurance of broad applicability.
• Real-Time Parameter Monitoring: Displays real-time engine and vehicle parameters, offering immediate insights into vehicle performance.
• Overlay Mode: Features an overlay mode to display fuel economy data in the background or over other running applications, providing convenient real-time fuel efficiency monitoring.
• Fuel Economy and Acceleration Widgets: Includes dedicated widgets for fuel economy and acceleration data, enabling quick access to key performance metrics.
• GPS Integration: Offers GPS support, potentially for location tracking and trip logging.
• Cloud Data Upload: Allows uploading reporting data to cloud storage, facilitating data backup and accessibility across devices.
• Email Data Sharing: Enables data sharing via email, simplifying collaboration with mechanics and seeking professional assistance with car repairs.

Cons:

• Android Version Requirement: Requires Android 4.0.3 and up, potentially excluding users with older devices.
• Bluetooth Connection Errors: Some users have reported encountering errors during Bluetooth connection attempts, suggesting potential connectivity challenges.

4. Car Scanner ELM OBD2 App

Car Scanner ELM OBD2 App stands out as a free car diagnostic tool that provides comprehensive access to your vehicle’s electronic control unit (ECU) data. This app empowers you to understand your car’s inner workings and proactively address potential issues. If you’re looking for a feature-rich free app, Car Scanner ELM OBD2 is a strong contender.

Alt Text: Car Scanner ELM OBD2 app showcasing a customizable dashboard with various gauges displaying engine parameters and vehicle speed.

By providing access to fault codes and their meanings, Car Scanner ELM OBD2 enables you to diagnose minor problems independently. This self-diagnostic capability can save you time and money on unnecessary mechanic visits. For more complex issues, the app provides valuable information to help you communicate effectively with a professional mechanic, ensuring you are informed and not overcharged. Car Scanner ELM OBD2 boasts impressive compatibility, with versions available for Android, iOS, Windows PC, and mobile platforms. Its widespread popularity is evident in over 2 million installations across supported platforms, coupled with an outstanding 4.7 rating, the highest among the apps listed here.

Pros:

• Broad OBD2 Vehicle Compatibility: Compatible with all OBD2 standard vehicles, ensuring wide applicability.
• Adapter Compatibility: Works with most WiFi or Bluetooth OBD2 ELM327 adapters, offering flexibility in hardware choices.
• Customizable Dashboard: Allows you to personalize the dashboard to track your preferred parameters, focusing on the data most relevant to your needs.
• Fuel Consumption Statistics: Provides fuel consumption statistics, aiding in fuel efficiency monitoring and driving habit optimization.
• Settings Backup and Restore: Offers settings backup and restore functionality, simplifying app setup and data migration.
• Multi-Language Support: Supports multiple languages, including English, Russian, and Polish, catering to a global user base.

Cons:

• Android Version Requirement: Only supports Android 4.3 and above, potentially excluding users with older devices.
• In-App Purchases: Optimal performance and access to advanced features may require in-app purchases, suggesting a freemium model.

5. EOBD Facile

EOBD Facile is a user-friendly OBD2 car diagnostic app available for both Android and iOS platforms. It supports ELM327 WiFi and Bluetooth adapters, offering flexible connectivity. This app is designed for users who want a straightforward and reliable diagnostic tool without unnecessary complexity.

Alt Text: EOBD Facile app interface displaying essential vehicle parameters like speed, RPM, and engine temperature in real-time gauges.

EOBD Facile focuses on providing essential gauges and parameters necessary for effective car diagnostics. Depending on your car’s ECU capabilities, the app displays vital information such as vehicle speed, engine RPM, engine temperature, ignition timing, engine torque, and air intake. This comprehensive data set empowers you to make informed decisions about your car’s maintenance and performance. With over 1 million installs on the Google Play Store, EOBD Facile has established itself as a popular and trusted OBD2 app among users.

Pros:

• Real-Time Sensor Display: Provides real-time display of vehicle sensor data, enabling immediate monitoring of critical parameters.
• Extensive Fault Code Database: Includes over 11,000 fault codes and definitions, offering comprehensive diagnostic coverage.
• Fault Code Clearing: Allows you to delete fault codes and resolve engine light issues, potentially saving on mechanic diagnostic fees for minor problems.
• Trip Record Storage: Supports storing trip records on an SD card for later review using the EOBD-Facile PC/Mac software, facilitating detailed trip analysis.
• Route Planning Feature: Includes route planning functionality, a helpful addition for long trips and navigation.

Cons:

• Prior OBD2 App Experience Recommended: May require some prior experience with OBD2 apps to fully utilize its features effectively, potentially posing a learning curve for novice users.
• No USB Adapter Support: Does not support USB adapters, limiting connectivity options to Bluetooth and WiFi.

6. HobDrive

HobDrive distinguishes itself as a premium OBD2 app for Android, commanding a higher price point on the Google Play Store (around $10). This cost reflects its advanced features and broader vehicle compatibility, making it a worthwhile investment for users seeking comprehensive diagnostics and extensive vehicle support. HobDrive is geared towards users who need advanced features and support for a wider range of vehicles, including non-OBD2 compliant models.

Alt Text: HobDrive app dashboard showing a range of customizable gauges, including fuel consumption, RPM, and temperature, emphasizing advanced features.

A key advantage of HobDrive is its compatibility with all OBD2 compliant vehicles and select Non-OBD2 vehicles, such as Delphi mr240 (Chevrolet) and Bosch systems. This expanded compatibility makes it a valuable tool for users with older or less common vehicle models. HobDrive’s versatility extends beyond mobile devices, seamlessly integrating with CarPCs (Windows/Linux), car audio systems (Windows CE), Windows Phone 8/10, and iOS. This cross-platform compatibility makes it a truly universal vehicle diagnostic solution.

Pros:

• Customizable Dashboard: Offers a highly customizable dashboard to display a wide array of parameters provided by your car’s ECU, tailored to your specific monitoring needs.
• GPS and ELM327 Adapter Support: Supports both GPS and ELM327 Bluetooth and WiFi adapters, providing flexible connectivity and location-based features.
• Overheating and Fuel Trim Monitoring: Tracks critical parameters like overheating and suspicious fuel trims, enabling early detection of potential engine problems.
• MIL Code Explanations: Provides clear explanations of MIL (Malfunction Indicator Lamp) codes, simplifying fault diagnosis.
• Odometer Estimation: Estimates car odometer readings, potentially useful for tracking mileage and maintenance intervals.
• MPG Calculation for Diesel Vehicles: Accurately calculates MPG (miles per gallon) for diesel vehicles without relying on battery assistance, offering precise fuel efficiency data.
• Pro Version with Enhanced Gauges: The Pro version includes extended graphical gauges for more detailed data visualization and analysis.

Cons:

• Payment Issues in Some Regions: Some users have reported difficulties completing in-app payments in certain geographical locations, potentially hindering access to the full app functionality.
• Android Version Requirement: Requires Android version 3 and above, potentially excluding users with very old devices.

7. OBDeleven

OBDeleven stands out for its advanced features and integration of “One Click Apps,” setting it apart from many other OBD2 apps. While it provides comprehensive diagnostic data, OBDeleven goes further by allowing users to control various car functions with a single tap, offering a unique level of vehicle interaction. OBDeleven is a more advanced tool, especially attractive to users of VAG group vehicles (Volkswagen, Audi, Skoda, SEAT) due to its specialized features.

Alt Text: OBDeleven app interface showcasing “One Click Apps” feature, demonstrating the ability to control vehicle functions with a single tap, highlighting convenience.

To fully leverage OBDeleven’s “One Click App” feature, a stable network connection is essential, as it relies on online functionality. Access to the more advanced car tracking tools typically requires a Premium upgrade, suggesting a tiered feature structure. Despite these considerations, OBDeleven is highly regarded by car enthusiasts and mechanics for its powerful diagnostic capabilities and unique control features. It’s particularly popular among owners of VAG group vehicles (Volkswagen, Audi, Skoda, SEAT) due to its specialized functions tailored to these brands.

Pros:

• Comprehensive Diagnostic Trouble Code Management: Supports reading and clearing of all diagnostic trouble codes from your ECU, providing complete fault management.
• Multi-Language Support: Offers support for multiple languages, catering to a diverse user base.
• Active Social Media Community: Maintains an active social media community, fostering user interaction and support.
• Car Battery Analyzer: Includes a car battery analyzer, a feature not commonly found in other OBD2 apps, adding to its diagnostic versatility.
• DIY Car Fix Manuals: Provides access to manuals containing DIY car fixes, empowering users to perform basic repairs themselves.
• Retrieved Car History: Allows retrieval of history for connected cars, useful for tracking vehicle maintenance and past issues.
• Control Unit Reset: Supports control unit reset functionality, potentially helpful for troubleshooting certain vehicle problems.

Cons:

• Network Dependency: Requires a network connection for optimal performance, particularly for “One Click Apps,” limiting offline functionality.
• Advertisements in Free Version: The free version contains advertisements, which can be removed by upgrading to Premium.

8. Dash – Drive Smart

Dash – Drive Smart is an OBD2 app focused on enhancing the driving experience through smart car analysis tools. It not only provides real-time data but also aims to improve driving habits and vehicle maintenance. Dash – Drive Smart is designed to be an all-in-one driving companion, offering diagnostics, driving insights, and convenience features.

Alt Text: Dash – Drive Smart app interface showing a driver score and performance metrics, emphasizing features for improving driving habits and vehicle health.

Dash claims compatibility with cars dating back to 1996 models, expanding its applicability to a wide range of vehicles. It provides insights to improve driving habits, optimize fuel efficiency, and make informed decisions about your car’s long-term health. A unique feature of Dash is its ability to function even without a device connected at all times, suggesting potential background data collection or smart feature integration.

Pros:

• Customizable Dashboard with Background Mode: Offers an optimized and customizable parameter dashboard that can operate in background mode, providing continuous monitoring without constant app interaction.
• Driver Score and Leaderboard: Features a Driver Score and leaderboard to compare your driving performance with other users, potentially gamifying driving improvement.
• Multi-Vehicle Support with VIN Decoding: Supports multiple vehicles with automatic Vehicle Identification Number (VIN) decoding, simplifying vehicle management within the app.
• GPS Parking Locator: Includes a GPS-tracking tool to help you locate your parked car, a convenient feature in unfamiliar areas.
• Nearby Gas Price Comparison: Offers nearby gas price comparison features, enabling you to save money on fuel purchases.

Cons:

• Battery Drain Concerns: Users have reported complaints about the app draining mobile device batteries, suggesting potential optimization issues.
• Glitchy Compass Feature: The compass feature has been reported as glitchy, although updates may address this issue.
• Network Connection Problems: Some users have experienced network connection problems, potentially affecting real-time data and online features.

9. Engine Link (iOS)

Engine Link is a car diagnostic app specifically designed for iOS devices, drawing parallels to Torque Pro in its functionality but tailored for the Apple ecosystem. It connects seamlessly with compatible ELM327 WiFi and Bluetooth adapters, offering flexible connectivity options for iPhone and iPad users. Engine Link is a strong OBD2 app contender for iOS users, providing a robust set of diagnostic features.

Alt Text: Engine Link app dashboard on an iOS device displaying real-time vehicle parameters with customizable gauges and data visualizations.

While some recent user reviews have cited issues with WiFi connectivity, Engine Link remains a highly capable car tracking application on iOS. Priced at just $6 on the iTunes App Store, it offers a cost-effective solution for comprehensive car monitoring and diagnostics on Apple devices. Engine Link aims to provide iOS users with a feature-rich and reliable OBD2 app experience.

Pros:

• Customizable Dashboard: Offers a one-stop customizable dashboard, allowing users to select and track only the parameters they deem essential, streamlining data visualization.
• Emission and Fuel Consumption Monitoring: Provides control over emission rates and fuel consumption monitoring, aiding in eco-conscious driving and fuel efficiency optimization.
• OBD2 Fault Code Management: Reads and clears thousands of OBD2 fault codes, enabling users to diagnose and resolve vehicle issues.
• Heads-Up Display (HUD) Option: Features a Heads-Up Dashboard Display option, projecting vital data onto the windshield for safer driving.
• No In-App Purchases or Subscriptions: Available for a one-time purchase with no additional in-app purchases or subscription fees, offering a straightforward pricing model.
• Extensive Language Support: Supports over 20 languages, catering to a global user base.
• Torque Custom PID File Support: The latest update includes support for Torque Custom PID files, enhancing customization and advanced data tracking capabilities.

Cons:

• ECU Data Reading Issues: Some users have reported instances where the app connects but fails to read ECU data, suggesting potential connectivity or compatibility glitches.
• iOS Version Requirement: Requires iOS 8.0 or later, potentially excluding users with older iOS devices.

10. ScanMaster

ScanMaster is a capable car monitoring tool designed for use with ELM327 OBD2 adapters. While not as widely recognized as some other scanners, this Android application maintains a respectable 4.0 rating with over 1 million installs, indicating a solid user base and reliable performance. ScanMaster is a balanced OBD2 app offering a good mix of features and ease of use, particularly for fault code diagnostics.

Alt Text: ScanMaster app interface displaying real-time vehicle performance data and fault codes, highlighting diagnostic capabilities and user-friendliness.

ScanMaster focuses on providing clear and accurate real-time vehicle performance overviews and fault code readings. This accuracy can be particularly beneficial in preventing overcharging by mechanics, as you can verify diagnostic findings independently. The app developers offer a Lite (free) version of ScanMaster, providing access to essential car parameters such as VIN, CVN, fault codes, and MIL status. This free version allows users to test basic functionality before committing to the Pro version. The Pro version unlocks the full feature set, including an extensive database of fault codes with detailed, easy-to-understand descriptions.

Pros:

• Free Version with Essential Parameters: Offers a free Lite version with a useful set of tracking parameters, allowing users to try before buying.
• Multi-Language Support: Supports both German and English languages, catering to a multilingual user base.
• User-Friendly Navigation: Features an easy-to-navigate interface, enhancing usability for both novice and experienced users.
• Broad Adapter Compatibility: Supports most ELM327 adapters, providing flexibility in hardware choices.
• Data Recording Capability: Includes data recording functionality, enabling users to capture and analyze vehicle performance data over time.
• Graphical Data Representation: Presents data in clear graphical formats, facilitating easier analysis and trend identification.

Cons:

• Ineffective Customer Support: Users have reported issues with customer support responsiveness and effectiveness, suggesting potential limitations in assistance.
• Device Compatibility Issues: A few users have reported compatibility issues with certain devices, indicating potential variability in device support.
• Android Version Requirement: Compatible with Android 4.0 and above, potentially excluding users with older devices.

11. DashCommand (iOS)

DashCommand positions itself as a premium OBD2 app for iOS, aiming to transform your mobile device into an advanced engine data display. It has received industry recognition, winning the SEMA Show award for best mobile electronic product in 2014, underscoring its quality and innovation. DashCommand is a high-end OBD2 app for iOS, offering a wealth of features for performance monitoring and vehicle diagnostics.

Alt Text: DashCommand app displaying a highly customizable gauge interface, showcasing advanced performance metrics, fuel economy, and engine data.

As one of the more expensive iOS OBD2 scanner apps (priced at $14.99 on iTunes), DashCommand justifies its cost with a comprehensive suite of features. These include advanced performance gauges, fuel economy gauges, engine gauges, and emission testing capabilities for up to five trips. User reviews generally reflect high satisfaction, suggesting that DashCommand delivers on its promises and provides excellent value for its price.

Pros:

• User-Friendly Interface: Features an easy-to-use interface, making it accessible to both novice and experienced users.
• Customizable Performance Gauges: Allows extensive customization of performance gauges to track your preferred data parameters, tailoring the display to your specific needs.
• Inclinometer: Includes an inclinometer to display rolling angle and vehicle pitch, particularly useful for off-road driving enthusiasts.
• Data Logging, Recording, and Playback: Supports data-logging, recording, and playback, enabling in-depth analysis of vehicle performance and trip data.
• Sophisticated Trip Computer: Features a sophisticated trip computer that maintains statistics for up to five trips, providing detailed trip analysis.
• Graphical Data Representation: Presents collected data in graphical formats for easier interpretation and trend analysis.

Cons:

• iPhone X Incompatibility: Reportedly not compatible with iPhone X, potentially excluding users with this specific device model.
• Haltech Elite 2599 Compatibility Issues: Users have reported compatibility issues with Haltech Elite 2599 aftermarket ECUs, suggesting potential limitations with certain performance modifications.
• In-App Purchases for Car Models: Contains in-app purchases potentially required for specific car models or advanced features, indicating a tiered pricing structure.

12. BlueDriver

BlueDriver distinguishes itself as an OBD2 scanner app that combines a free mobile application with a proprietary wireless OBD2 sensor. Available on both iOS and Android, BlueDriver is recognized as a top-tier free car diagnostic tool, evidenced by its 4.6 rating on iTunes and over 2 million downloads. BlueDriver is a popular choice due to its free app and robust diagnostic capabilities, especially appreciated by mechanics and car enthusiasts.

Alt Text: BlueDriver app interface showing repair reports and diagnostic data, emphasizing professional-grade features and ease of use.

BlueDriver provides access to critical ECU parameters, trouble code scanning and clearing, freeze frame data, and data sharing via email, all within its free app. Notably, it offers features often found only in paid OBD2 apps, making it a favorite among professional mechanics and auto enthusiasts. The required BlueDriver sensor, while an additional purchase, unlocks the full potential of this powerful diagnostic system.

Pros:

• Wireless Car Connection: Utilizes a wireless connection with your car via the BlueDriver sensor, eliminating cable clutter and enhancing convenience.
• Smog Readiness Check: Supports smog readiness checks, streamlining vehicle emission testing preparation.
• Travel Cost Reduction Potential: By enabling proactive diagnostics and maintenance, BlueDriver can potentially reduce travel costs associated with unexpected repairs.
• Free and Regular Updates: The app receives free and regular updates, ensuring ongoing feature enhancements and bug fixes.
• On-Board Monitoring Test Results: Displays on-board monitoring test results, providing deeper insights into vehicle system health.
• Enhanced Diagnostics for ABS, Airbag, Transmission, etc.: Offers improved diagnostic capabilities for ABS, Airbag, Transmission, and other vehicle systems beyond basic engine diagnostics.
• Repair Report Generation and Sharing: Allows generation and sharing of repair reports, facilitating communication with mechanics and documentation of vehicle maintenance.

Cons:

• iOS Version Requirement: Requires iOS 8 and above, potentially excluding users with older iOS devices.
• iPhone XR Issues: Some users have reported issues with iPhone XR compatibility, although these are likely to be resolved with app updates.
• Requires BlueDriver Sensor Purchase: The BlueDriver sensor is necessary for app functionality, representing an additional upfront cost.

13. GoFAR

GoFAR presents itself as a high-performance car diagnostic device and service focused on proactive vehicle health monitoring and mileage tracking. It emphasizes fuel savings and tax benefits, making it an attractive option for cost-conscious drivers. GoFAR is a comprehensive system combining hardware and software to offer advanced vehicle monitoring and cost-saving features.

Alt Text: GoFAR device plugged into OBD2 port and app interface showing fuel savings and vehicle health data, emphasizing cost-saving and proactive maintenance features.

GoFAR is compatible with most OBD2 compliant car adapters and boasts IRS compliance, potentially leading to tax savings for eligible users. A key selling point is its focus on fuel efficiency, claiming potential fuel cost reductions of 10-30%. The GoFAR Android and iOS apps maintain a strong 4.7 rating, reflecting positive user experiences with its features and performance.

Pros:

• Easy Installation and Use: Designed for easy installation and user-friendliness, simplifying setup and operation.
• One-Year Warranty: Offers a one-year warranty on initial purchase, providing peace of mind and product support.
• Plain English Error Alerts: Sends error alerts in plain English, making diagnostic information accessible to non-technical users.
• Mechanic Finder Platform: Includes a platform for hiring nearby mechanics, streamlining car repair services.
• Extensive Fault Code Database: Contains over 3000 fault codes with descriptions, offering comprehensive diagnostic coverage.
• Global Driver Leaderboard: Features a global leaderboard based on cost savings, potentially gamifying fuel efficiency and eco-driving.
• Maintenance and Alert Reminders: Sends alerts for tire pressure checks, insurance renewals, and registration reminders, promoting proactive vehicle maintenance.
• No Subscription Fees: Requires a one-time purchase with no ongoing subscription or fees, offering a straightforward cost structure.

Cons:

• Upfront Purchase Required: Requires an initial purchase of the GoFAR device, priced at $99, representing a higher upfront investment compared to app-only solutions.

14. FIXD – Vehicle Health Monitor

FIXD distinguishes itself by prioritizing simplicity and user-friendliness without compromising diagnostic quality. It aims to make OBD2 technology accessible to everyday car owners, particularly those new to vehicle diagnostics. FIXD is designed for ease of use and clear communication of diagnostic information, making it ideal for first-time OBD2 app users.

Alt Text: FIXD app interface translating fault codes into simple, understandable language and offering maintenance reminders, highlighting user-friendliness.

Fault codes within the FIXD app are translated into easily understandable terms, enabling users to quickly grasp the nature of vehicle issues and take appropriate action. FIXD offers its own OBD2 WiFi and Bluetooth adapters, optimized for seamless app performance and gauge monitoring. The FIXD app is available on Android via the Google Play Store and holds a solid 4.5 rating from user reviews.

Pros:

• Quick and Easy Setup: Installs in minutes and is designed for immediate use, minimizing setup time and complexity.
• Beginner-Friendly: Particularly suitable for users with no prior OBD2 app experience, offering a gentle learning curve.
• Maintenance Reminders: Allows scheduling of maintenance reminders, promoting proactive vehicle care.
• Worn Part Alerts: Provides alerts for worn-out car parts requiring repair or replacement, enabling timely maintenance.
• Easy Onboarding Process: Features a streamlined onboarding process, simplifying initial app setup and usage.
• In-App Parts Purchasing: Enables direct purchase of car parts within the app, streamlining the repair process.
• Helpful Customer Support: Offers access to a helpful customer support team, providing assistance with app usage and troubleshooting.

Cons:

• Older Version Bugs: Users have reported bugs in older app versions, suggesting potential past software issues.
• FIXD Adapter Dependency: Primarily works with FIXD adapters, limiting compatibility with third-party OBD2 adapters.
• In-App Purchases: Offers in-app purchases, potentially for premium features or expanded functionality.

15. Carly For BMW

Carly For BMW is a specialized OBD2 app designed exclusively for BMW vehicles. It is tailored to the unique diagnostic and coding needs of BMW owners, offering advanced features not typically found in generic OBD2 apps. Carly For BMW is a must-have app for BMW owners seeking in-depth diagnostics and customization options specific to their vehicles.

Alt Text: Carly For BMW app interface on an Android device showing BMW-specific diagnostics, coding options, and vehicle health checks.

Carly offers its own proprietary adapters, optimized for peak performance with the app. Whether you are a new or experienced BMW driver, Carly provides real-time access to vital car gauges and parameters, offering deep insights into your BMW’s performance. The Android app also supports standard OBD features, but compatibility testing with the Lite version is recommended before purchasing the full app.

Pros:

• Comprehensive BMW Health Checks: Provides thorough health checks of your BMW’s electronic components, going beyond basic OBD2 diagnostics.
• Used Car Check Feature: Includes a used car check feature, valuable for pre-purchase inspections to identify potential hidden issues.
• One-Click Electric Parking Brake Control: Offers one-click control for the electric parking brake, a convenient feature for BMW models with this system.
• Premium Customer Support and Lifetime Warranty on Adapters: Carly adapters come with premium customer support and a lifetime warranty, demonstrating product quality and support commitment.
• DIY Battery Registration Support: Supports DIY battery registration, a BMW-specific maintenance procedure often requiring specialized tools.
• Excellent Customer Service: Provides access to an excellent customer service team, offering specialized support for BMW-related issues.

Cons:

• Expensive Carly Adapters: Carly adapters are more expensive compared to generic ELM327 adapters, representing a higher initial investment.
• Limited Fault Codes for Specific BMW Models: Users have reported limited fault code coverage for BMW 2 series F45/F46 models, suggesting potential model-specific limitations.

16. Carista OBD2 App

Carista OBD2 App is another versatile option, utilizing a Bluetooth-enabled OBD2 plug and accompanying app. Carista distinguishes itself with strong support for specific car brands like Toyota, BMW, Subaru, Mini, Audi, VW, and Lexus, offering enhanced functionality for these makes. Carista is a great choice for owners of supported brands who want customization and dealer-level access to ECU settings.

Alt Text: Carista OBD2 app interface showcasing customization options for vehicle settings, highlighting access to ECU functions typically available only at dealerships.

A standout feature of Carista is its “Customize” option within the app. Once plugged in, Carista allows users to access and modify numerous ECU options typically accessible only through dealership equipment. This customization capability empowers users to personalize their vehicle settings and features.

Pros:

• Bluetooth Connectivity: Utilizes Bluetooth for wireless connection, enhancing convenience and ease of use.
• Compact Adapter Design: Features a compact adapter design, minimizing obtrusiveness in the vehicle’s OBD2 port.
• Customizable Settings: Offers extensive customizable settings, enabling users to personalize vehicle functions and features.
• Phone-to-OBD2 Scanner Innovation: Provides a streamlined phone-based OBD2 scanning experience.
• 1-Month Free Trial: Offers a 1-month free trial period, allowing users to test full functionality before committing to a purchase.
• iOS and Android Support: Compatible with both iOS and Android platforms, ensuring broad device accessibility.
• Detailed Diagnostics: Provides detailed diagnostic capabilities, going beyond basic OBD2 functions.

Cons:

• In-App Purchases: Relies on in-app purchases for full feature access after the trial period, indicating a subscription or freemium model.

17. OBD Fusion

OBD Fusion, developed by OCTech, is a popular OBD2 app praised for its user-friendliness and comprehensive diagnostic reporting. When paired with a compatible OBD2 vehicle scanner, OBD Fusion delivers detailed insights into your vehicle’s health and performance. OBD Fusion is known for its ease of use and customizability, appealing to both beginners and experienced users seeking a reliable diagnostic tool.

Alt Text: OBD Fusion app showing a highly customized dashboard with various gauges and data displays, emphasizing user control over information presentation.

OBD Fusion is designed for both novice and professional users, striking a balance between ease of use and advanced features. A key strength of OBD Fusion is its highly customizable dashboard. Users can tailor the display to prioritize the specific information they need, focusing on engine functions and parameters of interest.

Pros:

• Customizable Dashboards: Offers highly customizable dashboards, allowing users to tailor data display to their preferences.
• iOS and Android Compatibility: Compatible with both iOS and Android platforms, ensuring wide device accessibility.
• GPS Navigation Features: Includes GPS navigation features, potentially for trip logging and location-based data integration.
• Emission Monitoring: Provides emission monitoring capabilities, aiding in emissions compliance and environmental awareness.
• Extensive Data Logging: Offers extensive data logging capabilities, enabling in-depth analysis of vehicle performance over time.

Cons:

• Features Behind Expansion Packs: Some advanced features are locked behind expansion packs, requiring additional purchases for full functionality.
• No Diagnostic Data Sharing Features: Lacks built-in diagnostic data sharing features, potentially limiting collaboration with mechanics directly through the app.

Conclusion: Choosing the Best OBD2 Scanner App for You

With this comprehensive overview of the top OBD2 apps for iOS and Android, you are now better equipped to make an informed decision and select the ideal app for your car. However, before you rush to install an app, remember the crucial step of confirming compatibility with your specific vehicle.

Compatibility testing is essential to ensure seamless integration between your chosen OBD2 app and your car’s system. Many OBD2 app developers offer free “lite” versions specifically for this purpose. These free versions allow you to test basic connectivity and functionality without financial commitment. Other developers may not offer free versions upfront, requiring purchase from the outset. In such cases, carefully review user reviews and compatibility lists to minimize the risk of incompatibility.

Ultimately, the “best OBD2 scanner app” depends on your individual needs, technical expertise, and vehicle type. Consider your budget, desired features, and the level of diagnostic detail you require. Experiment with free versions where available and read user reviews to gain real-world insights before making a purchase.

Our Top Picks:

Based on overall performance, features, and user satisfaction, here are our top two recommendations:

• Best Android OBD2 App: Torque Pro – A paid app that consistently delivers excellent features, extensive customization, and broad vehicle compatibility, making it a top choice for Android users.
• Best iOS OBD2 App: OBD Fusion – A paid service that balances ease of use with comprehensive tracking of vital parameters, offering a user-friendly yet powerful diagnostic experience for iOS users.

By carefully considering your needs and utilizing this guide, you can confidently choose the best OBD2 scanner app to unlock your car’s diagnostic potential and drive with greater knowledge and peace of mind.