Are you tired of wasting time searching for reliable Best Automotive Scan Tool Software for your PC, laptop, or mobile device? The market is flooded with OBD scan tools, many prioritizing profit over genuine features. This saturation makes it difficult to distinguish between effective diagnostic solutions and mere imitators.
That’s why we’ve dedicated this article to highlighting established leaders in automotive diagnostics. Each company we feature has a proven history of OBD2 expertise.
While a typical car owner might overlook the subtle yet crucial differences between OBD reader kits, our extensive experience in vehicle workshops allows us to quickly differentiate between a basic “check-engine-light reader” and OBD-2 software trusted by seasoned automotive technicians. This article concentrates on the latter – the software favored by professionals.
Specifically, we will focus on laptop software and explain why we are less enthusiastic about mobile apps. Our reservations about Android/iOS apps stem from two main concerns: (1) many are abandoned due to the competitive nature of the on-board-diagnostics app market, and (2) most are not developed by car manufacturers but rather by independent developers.
For context, PC-based OBD-II software has been available since the early 1990s, whereas OBD mobile apps are a more recent development.
A crucial point often missed by consumers is that many popular smartphone OBD2 applications offer reduced functionality. They often compensate for this with visually appealing user interfaces. This is a primary reason for our preference for PC-based solutions.
Having rigorously tested and used various car software over the past decade, we present our top 7 recommended OBD2 diagnostic software packages…
Ultimately, the best choice depends on your specific needs and judgment. We strongly encourage you to visit each company’s website, assess their credibility, and select the software that best meets your automotive diagnostic requirements.
To save you time, we’ve summarized each review in bullet points.
General Principle: All OBD2 software essentially performs the SAME core function: diagnosing and reporting vehicle faults. The key difference lies in the quantity of fault codes they can detect. More comprehensive software will identify a greater range of errors.
OBD-2 do-it-yourself diagnostics empowers car owners to perform similar checks as mechanics. However, it’s vital to remember that identifying faults is only the first step. Actual mechanical repairs are still necessary and cannot be resolved simply by clicking a “Clear fault” button in the software.
Common Features of Recommended OBD Car Scanner Software:
- These are not free OBD software options. For free OBD2 software (compatible with ELM327 scan tools), EasyOBD is the best free option available.
- The automotive industry primarily targets Windows. Fortunately, we’ve identified and reviewed two excellent OBD2 software options for macOS .
- Our reviews are based on extensive technical and car mechanical expertise, totaling 60 years of combined experience. We have strived to provide unbiased evaluations.
- All software listed supports ELM327 OBD2 Bluetooth, WIFI, and USB interfaces. Installation instructions for ELM327 can be found here.
- None of these software packages offer bidirectional control. Bidirectional functionality requires high-end OEM scan tools, typically priced at $1000+. For more information on workshop-grade OBD2 scanners, search our blog for “obd2 scanner”.
Understanding Scanners / Code Readers / Diagnostic Tools:
The evolution of automotive engineering since Karl Benz’s first gasoline-powered automobile in 1885 has been remarkable. Cars have transitioned from basic transportation to sophisticated machines equipped with advanced technology, from air conditioning and navigation to autopilot systems.
In the past, cars were simple to diagnose and repair. However, modern vehicles are increasingly complex, incorporating technologies that monitor everything from optimal routes and fluid adjustments to engine error detection.
Most vehicles today feature an on-board diagnostics (OBD2) port. This port provides access to data from the engine control unit (ECU), enabling technicians to diagnose car problems and identify necessary maintenance.
Easy 3-Step OBD2 Diagnostics: Step 1: Connect ELM327 adapter to your car’s OBD port. Step 2: Install necessary ELM327 drivers on your computer. Step 3: Launch your OBD2 software and click “Connect”.
Accessing ECU data requires a computer and specialized software to interface with the OBD port. This demand has driven automotive companies to develop user-friendly OBD software for laptops and mobile devices, empowering end-users to access and interpret their car’s ECU data.
Typically, these products include both hardware (a cable or adapter) to connect the ECU to the computer and OBD-2 software to interpret the data. The software analyzes the data, aiding in vehicle maintenance and extending the vehicle’s lifespan.
Below, we review seven distinct diagnostic software packages from different companies, which we consider the best automotive scan tool software currently available for your Windows/Mac laptop/PC.
(Important Note: We do not use affiliate links in this review. Total Car Diagnostics provides these recommendations based on our expertise and genuine belief in their value for your diagnostic needs.)
TOAD PRO – Advanced OBD-II Diagnostic Software
TOAD® (Total OBD & ECU Auto Diagnostics) offers advanced, comprehensive, and powerful “car-manufacturer-approved” OBD software. It performs in-depth vehicle health checks, diagnosing over 15,000 common issues. It also includes ECU remapping software for performance tuning and fuel economy optimization, appealing to tech-savvy users.
This software, typically used by professional car repair shops, manufacturers, and mechanics, is now available to the public.
TOAD’s key strengths are its broad vehicle compatibility and its ability to monitor live data with customizable visual graphs.
TOAD is suitable for both car owners seeking to save on repair costs through DIY diagnostics and professional mechanics needing cutting-edge diagnostic and analysis tools to ensure vehicle safety. It is utilized by law enforcement, dealerships, car enthusiasts, and manufacturers in approximately 80 countries.
TOAD PRO Benefits:
- Check Engine Light Diagnosis: Provides clear descriptions of detected problems for effective repairs.
- Enhanced Fault Code Detection: Identifies “extra” OBD fault codes often missed by standard scanners.
- Cost Savings on Repairs: Pinpoints faulty components, enabling informed parts purchasing and mechanic negotiations.
- Vehicle Performance Optimization/Tuning: Tune Cars Performance for improved performance and fuel efficiency.
- Touchscreen Optimized Interface: Ideal for devices like Surface Pro.
- Fuel Cost Reduction: Optimize fuel consumption through diagnostics and tuning.
- Extended Engine Lifespan: Proactive maintenance based on diagnostic insights.
- Real-Time Vehicle Data Monitoring: Visualize vehicle operation in real-time.
- DIY Car Repair Assistance: Empowers users to diagnose and address issues, reducing repair expenses.
- Peace of Mind: Drive confidently knowing your vehicle’s condition is monitored.
- Real-time data display: Presents data in tabular and graphical formats.
Learn more at the TOAD website…
AutoEnginuity ScanTool – Professional Grade Diagnostics
AutoEnginuity stands out by offering brand-specific diagnostic options for manufacturers like BMW, Ford, GM, Chrysler, Nissan, Hyundai, Kia, Land Rover, Jaguar, and Porsche, among others. ScanTool is compatible with Windows and iOS.
This software enables rapid scanning for trouble shooting codes, vehicle sensors, and IM240 data to determine necessary services. Its depth of coverage sets ScanTool apart.
The system accesses a wide range of controllers including ABS, airbag, instrument cluster, transmission, and more. This depth extends to live data, bi-directional controls, adaptive resets and learns, and system tests.
The primary downside is its higher price point, making it best suited for professional workshops that handle a high volume of vehicles and require OEM-level bi-directional functionalities.
AutoEnginuity Scan Tool Benefits:
- Data Logging: Data is logged in XML for browser viewing and CSV for spreadsheet analysis.
- Customizable Sensor Data: Users can adjust data display parameters such as sampling rate, ranges, units, and scaling.
- User-Friendly Data Presentation: Data is presented in a clear and understandable format, not raw data.
Learn more at the AutoEnginuity website…
PCMScan – Feature-Rich OBD-II Software
PCMScan is a comprehensive generic OBD-II automotive diagnostic software compatible with various OBD hardware interfaces. It offers real-time visual charting, logging, viewing, and playback of recorded data. It also displays Diagnostic Trouble Codes (DTCs), Freeze Frame data, and other vehicle information. This versatile software supports US, Asian, and European vehicles manufactured post-1996.
However, a significant drawback of this otherwise excellent Windows OBD2 software is that it has not been updated in over 7 years. This means it lacks at least 500+ new PIDs (sensor data) incorporated in more current applications. This suggests either discontinued development or a shift in focus elsewhere.
PCMScan Benefits:
- Customizable Dashboard: Users can personalize the dashboard layout.
- Dyno and Drag Features: Includes performance measurement tools.
- Data Logging: Records diagnostic data for analysis.
- DTC Reading and Clearing: Reads and clears stored and pending Diagnostic Trouble Codes.
- Check Engine Light Control: Clears the Check Engine or Service Engine Soon indicator light.
- Freeze Frame Data Access: Reads and clears stored Freeze Frame data.
- Extensive Trouble Code Database: Supports thousands of vehicle trouble code definitions.
Notable Features:
- Printing and Print Preview: Full support for printing all views, including virtual dashboards.
- OBD-II Terminal: For users knowledgeable in OBD-II protocol, allowing custom commands to the vehicle.
- Javascripting Support: Built-in Javascript support for custom calculations on OBD-II parameters and data.
- Configurable Alerts System: Monitors parameters and triggers alerts (sound or bookmarks) when conditions are met.
- Unit System Flexibility: Supports English and Metric (SI) unit systems.
- CSV Data Export: Customizable log file export to .CSV for easy analysis in programs like Excel.
- Real-time Stamps: Export with real-time stamps for correlation with external data logs.
- PID Priority: PIDs can be prioritized to accelerate data capture rates.
- Interface Compatibility: Supports Autotap, VIA, Multiplex Engineering, ELM320, ELM322, ELM323, ELM327, and any SAE-J2534 compliant OBD-II interface.
Learn more at the PCMScan website…
ProScan – User-Friendly OBD2 Diagnostics
Total Car Diagnostics acquired ProScan in 2015. This OBD2 software has been enhanced for 2024 and beyond, incorporating updated sensor data to keep pace with vehicle technology advancements. It is now included in the TOAD LITE package.
ProScan is recognized as one of the most user-friendly Windows OBD2 software options available. With a history dating back to 2003, its primary strength is its consistent stability and ongoing development rooted in deep knowledge of automotive protocols, sensors, and PIDs. It is compatible with any standard ELM327 hardware.
A standout feature of ProScan, less emphasized in other software, is its accurate 0-60mph (100km) timing performance measurement. This allows for precise live measurement of speed and torque gains after ECU adjustments or for evaluating performance improvements from aftermarket modifications.
ProScan Benefits:
- Fuel Economy Adjustment: Can [adjust fuel economy](best automotive scan tool software) based on driving habits.
- Vehicle Connection Manager: Streamlined interface for program launch and vehicle connection.
- Freeze Frame Data Display: Monitors data from previous time periods.
- Oxygen Sensor Tests: Displays results of oxygen sensor tests, identifying malfunctioning sensors.
- One-Button Diagnostic Report Generator: Easily generates comprehensive vehicle reports.
- Readiness Monitor Status: Shows vehicle emissions conformance status.
- Oxygen Sensor Information: Displays the number and location of oxygen sensors.
- Oxygen Sensor Functionality Test: Verifies correct oxygen sensor operation.
- Data Recording and Playback: Records and replays diagnostic data.
- Instantaneous Fuel Efficiency Calculation: Calculates real-time MPG/liters per km for MAF-based vehicles.
- Trip Cost Calculation: Calculates real-time trip cost based on distance and fuel efficiency.
- Performance Statistics: Calculates 0-60 mph, 1/4 mile time, trap speed, 1/8 mile, etc.
- Horsepower and Torque Estimation: Estimates horsepower and torque curves and generates dyno charts.
- Printable Diagnostic Reports: Generates printable vehicle diagnostic reports.
- Unit Conversion: Converts between English and metric units.
Learn more at the ProScan website…
OBD Auto Doctor – Advanced Mac & Windows OBD Software
OBD II Auto Doctor is a highly sophisticated and well-designed OBD2 car diagnostic tool. We consider it the best OBD software for Mac OS X and also a strong contender for Windows. It allows users to check and reset codes and directly communicate with the vehicle’s OBD2 system.
While incredibly resourceful, its advanced features might be overwhelming for casual users. For a simpler yet reliable option with “repair-shop” level capability, consider Movi software (reviewed below).
Overall, OBDII Auto Doctor excels in the breadth of data it extracts, making it ideal for serious car enthusiasts seeking a deep understanding of their vehicles.
OBD II Auto Doctor Benefits:
- Comprehensive Diagnostics: Supports DTCs, Freeze frame data, and MIL status.
- Emissions and Fuel Data: Monitors fuel emission and fuel consumption.
- Real-Time OBD2 Indicators: Provides live data from OBD2 system.
- Data Visualization: Offers numerical and graphical data views.
- Data Sharing: Allows data sharing via email.
- ECU Information Access: Reads VIN and calibration ID of the ECU.
- Extensive DTC Database: Includes a built-in database of over 14,000 alarm codes.
Learn more at the OBD II Auto Doctor website…
Movi and Movi Pro – Simple & Reliable Mac OBD2 Apps
Movi/ Movi Pro is designed for ease of use on Mac computers, allowing users to read information from the vehicle’s engine control module (ECM) without complex setups. If you prioritize simplicity and reliability in retrieving car faults and precise live PID parameter reports, Movi is an excellent OBD app. We find it more approachable and less complex than OBD II Auto Doctor.
The free version is sufficient for most basic car owner needs, though clearing DTC fault codes requires the paid version.
Movi software can extract all historical vehicle failures (DTCs) and clear the ‘check engine light’ after addressing the underlying issues.
Movi and Movi Pro Benefits:
- Real-time Data Monitoring: View live engine data for diagnosing failures.
- DTC Management: Read and clear DTCs.
- Freeze Frame Data Access: View and clear freeze frame data.
- Fuel Consumption Monitoring: Track fuel consumption and fuel economy.
- Virtual Performance Metrics: Monitor virtual horsepower and torque.
- Multi-Parameter Graphing: Graph up to 4 engine indicators simultaneously.
Learn more at the Movi website…
EOBD Facile – Easy Mac OBD2 Software
EOBD Facile OBD software is known for its simplicity in setup and connection between your car and computer via an ELM327 interface on Mac systems. Available in the App Store, it is comparable to Movi in user-friendliness. The choice between them often comes down to personal preference in user interface design.
Once connected, EOBD Facile allows users to diagnose issues, view real-time results, access vehicle information, and monitor car sensor data.
EOBD Facile Benefits:
- Check Engine Light Reset: Clear the check engine light.
- Engine Code Diagnostics: View engine codes and their descriptions.
- Manufacturer Error Code Monitoring: Monitor manufacturer-specific error codes.
- GPS Data Logging: Backlog of records of GPS data.
Learn more at the EOBD Facile website…
When selecting car diagnostic software, it’s crucial to identify your specific needs. Some users may require advanced functions like real-time data visualization, while others might only need basic engine health and safety checks.
This concludes our review of the best automotive scan tool software based on years of experience with various car diagnostic tools.
7 Best OBD2 Software in 2024 and Beyond: Reviewed and Tested
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