Best OBD2 Software 2022: Top Picks for PC Diagnostics

In today’s automotive landscape, understanding your vehicle’s health is no longer exclusive to professional mechanics. The market is flooded with OBD2 (On-Board Diagnostics II) software, promising to unlock your car’s hidden data. However, navigating this saturated market to find truly reliable and feature-rich solutions can be time-consuming. At techcarusa.com, with our extensive experience in automotive repair and diagnostics, we aim to guide you through the best professional OBD2 software options available in 2022 for your PC or laptop.

Many OBD2 scan tools prioritize profit over functionality, often blurring the lines between basic code readers and professional-grade diagnostic systems. This article will cut through the noise and highlight established innovators with a proven track record in OBD2 diagnostics. We understand that even subtle differences between OBD2 software packages can significantly impact their effectiveness. Our years of hands-on experience in vehicle workshops allow us to discern genuine diagnostic tools from less capable “check-engine-light readers.”

While mobile OBD2 apps are readily available, this review focuses specifically on laptop-based software. We believe that PC-based solutions offer distinct advantages in terms of stability, feature depth, and long-term support. Many mobile apps are often abandoned due to market competition, and crucially, they are frequently developed by independent freelancers rather than established automotive companies. PC-based OBD2 software, in contrast, has a history dating back to the early 1990s, demonstrating a longer commitment to development and refinement. Furthermore, many popular smartphone OBD2 applications often sacrifice in-depth functionality for simplified user interfaces. For serious diagnostics, we advocate for the robust capabilities of PC-based OBD2 software.

Based on over a decade of testing and utilizing various car software, we present our curated list of 7 noteworthy OBD2 diagnostic software packages for 2022. We encourage you to explore each option, visit their websites, and assess their trustworthiness to choose the software that best meets your specific automotive needs. To save you time, we’ve summarized our reviews in concise bullet points.

It’s important to remember that all OBD2 software fundamentally serves the same purpose: diagnosing and reporting vehicle faults. The primary difference lies in the breadth and depth of diagnostic capabilities, particularly the quantity of fault codes detected. While OBD2 diagnostics empowers car owners to understand their vehicle’s issues, physical repairs should always be addressed by qualified professionals. Simply clearing fault codes with software does not resolve underlying mechanical problems.

Common Features of Recommended OBD Car Scanner Software:

Not Free Software: These are professional-grade tools, not free basic OBD2 software. For free options, consider EasyOBD (for ELM327 scan tools), but understand its limitations.
Windows-Centric with Mac Options: The automotive industry predominantly targets Windows. However, we’ve included two excellent OBD2 software options specifically for macOS.
Expert Reviews: Our reviews are based on our team’s extensive technical and mechanical expertise, totaling 60 years of combined experience, ensuring unbiased and informed assessments.
ELM327 Compatibility: All reviewed software supports ELM327 OBD2 interfaces (Bluetooth, WIFI, and USB).
Unidirectional Functionality: These software packages are primarily unidirectional, meaning they read data from the vehicle. Bidirectional control (writing commands to the vehicle) typically requires more expensive OEM scan tools (starting at $1000+). For high-end workshop OBD2 scanners, explore other articles on our blog.

Understanding Scanners, Code Readers, and Diagnostic Tools: A Brief Overview

Automotive technology has evolved dramatically since the invention of the first gasoline-powered automobile. Cars have transformed from basic transportation to sophisticated machines equipped with advanced technology, including air conditioning, navigation, and even autopilot systems.

Alongside these advancements, vehicle diagnostics have also become increasingly complex. Modern cars are equipped with sophisticated onboard computer systems capable of collecting vast amounts of data, from optimal route navigation to adjusting engine fluids based on driving conditions, and importantly, detecting engine errors.

Most vehicles on the road today feature an OBD2 port, providing access to data from the Engine Control Unit (ECU). This data allows technicians and car owners to diagnose problems and identify necessary maintenance.

Accessing ECU data requires connecting a computer running specialized OBD2 software to the OBD2 port via an interface device. This has led to a surge in automotive companies developing OBD2 software for laptops and mobile devices, aiming to empower end-users with access to their vehicle’s diagnostic information.

Typically, OBD2 diagnostic solutions include two main components: the hardware interface (cable or adapter) that connects the ECU to the computer, and the OBD2 software itself, which reads and analyzes the data. The primary goal of this technology is to facilitate vehicle maintenance, improve vehicle longevity, and allow car owners to better understand their car’s condition.

Below, we present seven distinct car diagnostic software packages from different developers, which we consider to be the best available for Windows and Mac laptops and PCs in 2022. These recommendations are based on our expert evaluations and are provided without any affiliate incentives. Our goal is to offer a sincere and helpful guide to choosing the right OBD2 software for your diagnostic needs.

TOAD PRO

Image: TOAD PRO OBD2 software package, a comprehensive solution for advanced car diagnostics and ECU remapping.

TOAD (Total OBD & ECU Auto Diagnostics) stands out as a comprehensive and powerful OBD2 software suite, incorporating “car-manufacturer-approved” applications designed for in-depth vehicle health checks. It can diagnose over 15,000 common automotive problems and even offers ECU remapping capabilities for performance optimization and fuel efficiency enhancements (ideal for advanced users).

TOAD PRO delivers capabilities typically reserved for professional car repair shops, manufacturers, and mechanics, making these advanced tools accessible to a wider audience. Its key strengths lie in its broad vehicle compatibility and its ability to monitor live data with customizable visual graphs, providing real-time insights into vehicle performance.

TOAD PRO is well-suited for both home car owners seeking to save on repair costs through DIY diagnostics and professional mechanics requiring cutting-edge diagnostic and analysis software to ensure vehicle safety and performance. It is utilized by law enforcement, franchise dealerships, car enthusiasts, and everyday car owners across approximately 80 countries globally, demonstrating its wide-ranging appeal and effectiveness.

Key Benefits of TOAD PRO:

Comprehensive Check Engine Light Diagnostics: Provides detailed descriptions of detected problems, facilitating effective repairs.
Enhanced Fault Code Detection: Identifies “extra” OBD fault codes often missed by less sophisticated scanners.
Cost Savings on Car Repairs: Pinpoints broken components, enabling informed parts purchasing and negotiation with mechanics.
Vehicle Performance Optimization: Includes ECU remapping software for performance tuning and fuel efficiency improvements.
Touch Input Optimization: User-friendly interface optimized for touch-screen devices like Surface Pro.
Fuel Cost Reduction: Potential for fuel savings through performance optimization and identifying fuel-inefficiency issues.
Extended Engine Lifespan: Proactive diagnostics can help identify and address issues before they escalate, potentially prolonging engine life.
Real-Time Vehicle Data Monitoring: Provides live data visualization in tabular and graphical formats for in-depth analysis.
DIY Car Repair Empowerment: Facilitates self-diagnosis and repair, reducing reliance on expensive garage visits.
Peace of Mind: Provides assurance of vehicle health and reliable performance.

Learn more at the TOAD website…

AutoEnginuity’s ScanTool

AutoEnginuity’s ScanTool distinguishes itself with its brand-specific diagnostic options, covering a wide range of manufacturers including BMW, Ford, GM, Chrysler, Nissan, Hyundai, Kia, Land Rover, Jaguar, Honda, and Porsche, among others. ScanTool is compatible with both Windows and iOS platforms, offering flexibility across different devices.

This software excels in quickly scanning vehicle trouble codes, sensor data, and IM240 emissions readiness, enabling users to efficiently determine necessary services. A key advantage of ScanTool is its exceptional depth of coverage, providing access to systems beyond basic engine diagnostics, including ABS, airbag, instrument cluster, transmission, and various other controllers.

ScanTool’s depth extends to live data streaming, bidirectional controls, adaptive resets and learns, and comprehensive system tests. While its higher price point positions it primarily for professional mechanic workshops handling high volumes of vehicles and requiring OEM-level bidirectional functionalities, its robust capabilities make it a top contender in professional OBD2 software.

Key Benefits of AutoEnginuity ScanTool:

Data Logging in XML and CSV: Data can be logged in XML format for browser viewing and CSV format for spreadsheet analysis.
Customizable Sensor Data Display: Users can customize sensor data presentation, including sampling rates, ranges, units, and scaling values.
User-Friendly Data Presentation: Concise and easily understandable data display, moving beyond raw data formats.

Learn more at the AutoEnginuity website…

PCMScan

PCMScan is a feature-rich generic OBD2 automotive diagnostic software solution compatible with a wide array of OBD hardware interfaces. It offers real-time visual charting, data logging, viewing, and playback of recorded data. PCMScan also provides access to Diagnostic Trouble Codes (DTCs), freeze frame data, and other essential vehicle information. This versatile software supports US, Asian, and European vehicles manufactured post-1996, making it broadly applicable.

However, a significant drawback of PCMScan is that it has not been updated in over 7 years. This lack of recent updates means it may be missing over 500 new PIDs (sensor data) incorporated into more actively developed OBD2 software, potentially limiting its diagnostic depth on newer vehicles. This suggests either a halt in development or a shift in the developer’s focus.

Key Benefits of PCMScan:

Customizable Dashboard: Users can personalize the dashboard layout to their preferences.
Dyno and Drag Features: Includes features for performance measurement, such as dyno and drag strip simulations.
Data Logging Capabilities: Records vehicle data for later analysis and review.
Diagnostic Trouble Code (DTC) Reading and Clearing: Reads both stored and pending DTCs.
Check Engine Light Reset: Clears the Check Engine or Service Engine Soon indicator light.
Freeze Frame Data Access: Reads and clears stored freeze frame data, capturing vehicle conditions at the time of a fault.
Extensive Trouble Code Definitions: Supports thousands of vehicle trouble code definitions for comprehensive diagnostics.

Worthy Features Tested:

Printing and Print Preview Support: Full printing and print preview functionality for reports and data.
OBD-II Terminal: Provides an OBD-II terminal for users with OBD-II protocol knowledge to send custom commands to the vehicle.
Javascripting Support: Built-in Javascripting support for advanced users to create custom calculations based on OBD-II parameters and data.
Configurable Alerts System: Allows users to set up alerts based on specific parameter conditions, with sound warnings and data bookmarking.
English and Metric Unit Support: Supports both English and Metric (SI) unit measurement systems.
Customizable Data Export: Exports log file data to .CSV format for easy viewing in spreadsheet programs like Excel, with real-time stamps for correlation with external data.
PID Priority Setting: Allows users to prioritize PIDs to optimize data capture rates.
Wide Interface Compatibility: Supports a broad range of interfaces, including Autotap, VIA, Multiplex Engineering, ELM320, ELM322, ELM323, ELM327, and SAE-J2534 compliant OBD-II interfaces.

Learn more at the PCMScan website…

ProScan

Image: ProScan OBD2 software interface, known for its user-friendliness and performance measurement features.

ProScan, now part of the TOAD LITE package after being acquired by Total Car Diagnostics in 2015, has been continuously improved for modern vehicles. This OBD2 software is renowned for its user-friendliness and consistent stability, backed by extensive knowledge of automotive protocols, sensors, and PIDs, developed since its inception in 2003. It maintains compatibility with any standard ELM327 hardware interface.

A standout feature of ProScan, often less refined in other OBD2 software, is its accurate 0-60mph (100km/h) timing performance measurement. This allows users to conduct precise live measurements of speed and torque changes after ECU adjustments or to evaluate performance gains from aftermarket modifications.

Key Benefits of ProScan:

Fuel Economy Adjustment: Offers features to potentially adjust fuel economy based on driving habits.
Vehicle Connection Manager: Streamlined interface for easy program launch and vehicle connection management.
Freeze Frame Data Monitoring: Allows monitoring of data from previous time periods, aiding in diagnosing intermittent issues.
Oxygen Sensor Tests: Provides comprehensive oxygen sensor testing, identifying malfunctioning sensors.
One-Button Diagnostic Report Generator: Simplifies diagnostic reporting with a one-button report generation feature.
Emissions Readiness Monitoring: Displays the status of vehicle emissions readiness monitors for emissions compliance checks.
Oxygen Sensor Location and Count: Shows the number and location of oxygen sensors on the vehicle.
Oxygen Sensor Functionality Testing: Verifies the correct functionality of vehicle oxygen sensors.
Data Recording and Playback: Records and plays back diagnostic data for detailed analysis.
Real-time Fuel Efficiency Calculation: Calculates and displays instantaneous fuel efficiency (mpg/liters per km) for MAF-based vehicles.
Trip Cost Calculation: Calculates real-time trip costs based on distance and average fuel efficiency.
Performance Statistics: Calculates performance metrics such as 0-60 mph, 1/4 mile time, trap speed, and 1/8 mile time.
Horsepower and Torque Estimation: Estimates horsepower and torque curves and generates dyno charts.
Printable Diagnostic Reports: Generates printable diagnostic reports for vehicle documentation.
Unit Conversion: Converts between English and metric units.

Learn more at the ProScan website…

OBD Auto Doctor

OBD II Auto Doctor is a highly refined and user-friendly OBD2 car diagnostic tool, particularly recognized as a top OBD2 software choice for the Mac OS X platform in 2022. It enables users to check and reset trouble codes and establish direct communication with the vehicle’s OBD2 system.

While OBD Auto Doctor offers advanced capabilities, it might be considered “too advanced” for casual car owners seeking simpler solutions. For users prioritizing ease of use without sacrificing repair-shop level reliability, Movi software (reviewed below) presents an alternative. Overall, OBD Auto Doctor is exceptionally resourceful in terms of data extraction and is an ideal tool for serious car enthusiasts seeking a deep understanding of their vehicles.

Key Benefits of OBD II Auto Doctor:

Comprehensive Diagnostic Data: Reads DTCs, freeze frame data, and MIL (Malfunction Indicator Lamp) status.
Fuel Emission and Consumption Monitoring: Provides insights into fuel emissions and fuel consumption data.
Real-Time OBD2 Indicators: Displays real-time OBD2 parameter indicators.
Numerical and Graphical Data Views: Offers interchangeable numerical and graphical data visualization.
Data Sharing via Email: Allows data sharing via email for collaboration or record-keeping.
Vehicle Information Access: Reads VIN (Vehicle Identification Number) and ECU calibration ID.
Extensive DTC Database: Integrated DTC database with over 14,000 alarm codes for comprehensive code lookup.

Learn more at the OBD II Auto Doctor website…

Movi and Movi Pro

Movi/ Movi Pro is designed for ease of use on Mac computers, enabling users to read information from the vehicle’s engine control module (ECM) without complex setup procedures. For users prioritizing simplicity while maintaining reliability in fault code retrieval and precise live PID parameter reporting, Movi is an excellent OBD2 app choice for macOS in 2022. It offers a less overwhelming interface compared to more feature-rich software like OBD Auto Doctor.

The free version of Movi provides sufficient functionality for many car owners. However, clearing DTC fault codes requires the paid Pro version. Movi software can extract historical vehicle failures (DTCs) and clear the ‘check engine light’ after addressing the underlying issues.

Key Benefits of Movi and Movi Pro:

Real-Time Data Viewing: Displays real-time data to assist in diagnosing engine failures.
DTC Reading and Clearing: Reads and clears Diagnostic Trouble Codes (DTCs).
Freeze Frame Data Access: Views and clears freeze frame data.
Fuel Consumption and Economy Monitoring: Monitors fuel consumption and fuel economy.
Virtual Horsepower and Torque Monitoring: Monitors virtual horsepower and torque metrics.
Graphical Data Display: Graphically displays up to 4 engine indicators simultaneously.

Learn more at the Movi website…

EOBD Facile

EOBD Facile OBD software stands out for its simplicity and ease of setup and connection to a vehicle’s computer via an ELM327 interface on Mac computers. Available in the App Store, EOBD Facile is comparable to Movi in terms of user-friendliness for macOS users in 2022. The choice between them often comes down to personal preference for the graphical user interface.

Once connected, EOBD Facile allows users to diagnose vehicle issues, view real-time results, access vehicle information, and monitor car sensor readings.

Key Benefits of EOBD Facile:

Check Engine Light Clearing: Clears the check engine light after addressing underlying issues.
Engine Code Issue Viewing: Displays engine codes and their corresponding descriptions.
Manufacturer Error Code Monitoring: Monitors manufacturer-specific error codes.
GPS Data Backlog: Maintains a backlog of GPS data for trip recording and analysis.

Learn more at the EOBD Facile website…

Ultimately, selecting the best car diagnostic software depends on individual needs and priorities. Some users may require advanced functionalities like real-time visual monitoring of numerous engine parameters, while others may only need basic engine health and safety assessments. Consider your specific diagnostic requirements when making your choice.

This concludes our expert review of the top OBD2 software options for 2022, based on years of experience using various car diagnostic tools. We hope this guide helps you find the best solution for your automotive diagnostic needs.