This app allows you to scan your car's trouble codes and view live data using an OBD2 Bluetooth adapter. It logs statistics and freeze frames for future reference, storing all diagnostic trouble codes (DTCs) on a server.






249+ iOS apps curated and reviewed
OBDII Scanner ELM327 OBD2 is the household name in car obd2 scanner elm327, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 3.6★ (8) | No | Yes | Oct 2026 | ||
| 2 | Free | 4.4★ (6.2K) | No | Yes | Nov 2026 | ||
| 3 | Free | 1.0★ (1) | No | No | Sep 2026 | ||
| 4 | Free | 3.6★ (19) | No | Yes | Oct 2026 | ||
| 5 | Free | 4.6★ (1.1K) | Yes | Yes | Oct 2026 | ||
| 6 | Free | 4.6★ (5.2K) | No | Yes | Nov 2026 | ||
| 7 | Free | 4.8★ (33K) | Yes | Yes | Nov 2026 | ||
| 8 | Free | 4.7★ (39) | Yes | Yes | Oct 2026 |






This app allows you to scan your car's trouble codes and view live data using an OBD2 Bluetooth adapter. It logs statistics and freeze frames for future reference, storing all diagnostic trouble codes (DTCs) on a server.






Diagnose your car's engine light issues and monitor real-time performance data. This app allows you to read and clear diagnostic trouble codes, track fuel consumption, and view sensor data. It's a comprehensive tool for understanding your vehicle's health.





This utility app connects to your vehicle's onboard diagnostics system via an ELM327 WiFi adapter. It allows you to check your car's version and supported protocols, and includes example commands for troubleshooting.