OBD Mate vs OBD Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OBD Mate
Diagnose vehicle faults and receive driving assistance using your smartphone or tablet. Connect via Bluetooth to read and clear error codes, monitor sensor data, and view custom dashboards for a better driving experience.
- Fault diagnosis
- Driving assistance
- Read and clear codes
- Freeze frame data
- O2 sensor monitoring
- Customizable dashboard
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The OBD assistant is a driving companion that can communicate with the vehicle terminal through Bluetooth using smartphones and tablets to complete functions such as fault diagnosis and driving assistance. It not only has rich and comprehensive vehicle detection and diagnosis functions such as fault code reading and clearing, freeze frames, battery voltage, gearbox, and performance testing, but also has a cool instrument panel and driving assistance functions, making driving more fun.
OBD Connect
Monitor your car's performance in real-time with virtual gauges and graphs. Diagnose and clear trouble codes to understand vehicle malfunctions before visiting a mechanic. Track fuel economy to save on gas.
- Real-time performance monitoring
- Trouble code reading and clearing
- Fuel economy tracking
- Customizable gauges and graphs
- Car profiles and settings
- Race track data and drag times
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Track performance of your car in real time with virtual gauges and graphs. Troubleshoot malfunctions by accessing the on board ECU. Know what is wrong with your car before taking it to the mechanic. Don't get ripped off when buying a used car. Run our diagnostics feature and get a vehicle health score. These are just some of the features OBD Connect has to offer. OBD Connect transforms your phone into an all in one performance monitoring and troubleshooting tool for your car. ** Notice - We don't recommend using knock-off adapters as it may not be compatible with the app. OBD Connect features: • Customizable gauges track up to 100 sensors in real time including fuel economy, G-force, gear display and battery voltage. • Fast polling rate allows for a smoother and more responsive gauges and graphing.* • Read and Clear trouble codes and reset MIL (service engine light). Over a thousand codes available with description, causes and symptoms. • Metric and Imperial measures. • Real-time user-defined sensor plotting. Graph as many sensors desired at the same time on interactive graph that can be scrolled, paused. • Gauge list feature can track every sensor at the same time. • CarPlay, display gauges on car head unit. • Create car profiles and customize settings. • Freeze frame support (mode 02). • Instant horsepower, mpg/kpl fuel economy, boost pressure and G force tracking. • Read Vehicle VIN number, calibration ID and more (mode 09). • Speed limit warning: Get notified when driving over speed limit. • High oil/coolant temperature warning gives you instant notification when your car is running too hot. • HUD mode for dashboard view : Heads up display for driving at night. • Emissions test readiness. • Multiple ECU support. • Shift light. • Two themes to choose from. • Landscape mode. • High value sensor gauge notification. • Enhanced PID support for specific manufacturers (mode 22). • Fuel Economy: - Instant and average fuel economy tracking for 0-5 min, 0-30 min and 0-2 hr intervals and a detailed summary. - Long term tracking with six different intervals. (1 week, 2 weeks, 4 weeks, 13 weeks, 26 and 52 weeks). - 4 different units of measure: MPG,KPL (Km/L), L/100 Km, Miles per imperial gallon. - Interactive graph of long term data that can be cropped and scrolled through. - Export fuel history to CSV file (spreadsheets). - Other statistics: Distance travelled, average speed, money spent, CO2 produced and fuel consumed. - 3 methods of calculation available. For non MAF vehicles. • Race track package: - Real time lap data, gap delay time and position in race track using high frequency GPS tracking. - Comprehensive summary of race with lap times, speed fluctuations on track and more. - Get drag racing times (0-60 mph, 0-100 mph, 1/4 mile 1/8 mile etc.) - Load and save unlimited number of tracks onto device. - Crucial racing data including real time horsepower, g-force and a detailed driving summary. Share your results with friends. - Transmission gear information and optional shifting assistant which notifies optimal moment of shifting gears. - Customizable view that toggles between speed/rpm gauge, real time track positioning and G-sensor feedback. - Record your race in HD with gauge and track overlays. (dash cam add-on required) • Dashcam: Record smooth HD video with overlaying gauges (speed,rpm, etc), time, location (GPS coordinates) and G-force sensor in four different resolutions. You can record from 90 sensors and up to 5 gauges. • Sensor logger: You can record many sensors at the same time with 5 different refresh rates. Save graph sensor data to CSV file and export to PC/MAC for further analysis. Send real time data to TCP socket (IP Address) over network. ** NOTICE** OBD Connect is compatible with WIFI adapters, OBDLink MX+, Vgate vLinker FS/MS and the following Bluetooth LE adapters: Kiwi 3/4 PLX, Veepeak BLE, Carista BT, LE LElink and VGate iCar Pro/ pro 2, vLinker FD+,MC+ adapter.
Screenshots
Verdict
The clearest difference is price: OBD Mate at Free against OBD Connect's $9.99. OBD Connect's advantage is rating (3.8 vs 1.8) and update cadence (every 6 days vs every 5 weeks). On ratings volume, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
OBD Mate is free to download; OBD Connect costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
OBD Connect holds the better App Store score, 3.8 against 1.8. Both are backed by a comparable volume of ratings — 115 and 55 respectively. Written reviews point the same way: 9% of OBD Mate's written reviews are positive against 32% of OBD Connect's.
OBD Mate ships an update every 5 weeks, OBD Connect every 6 days. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.
| Parameter | OBD Mate | OBD Connect |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 1.8 (115 ratings) | 3.8 (55 ratings) — better |
| Positive reviews | 9.4% of reviews | 31.8% of reviews — better |
| Number of ratings | 115 — better | 55 |
| Update frequency | Every 5 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 365 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Autophix Tech Co., Ltd | Alphabit Software Inc. |
Customer experience
OBD Mate
OBD Connect
In-app purchases
OBD Mate
No in-app purchases
OBD Connect
No in-app purchases







