Shift OBD is a powerful tool that transforms your iPhone into a comprehensive car performance tracker and diagnostic tool. With customizable gauges monitoring up to 100 sensors in real time, you can track fuel economy, G-force, gear display, and battery voltage among many other metrics. Troubleshoot car issues by accessing the on-board ECU, reading and clearing trouble codes, and resetting the MIL (service engine light) all from your device.

Shift OBD2 offers a range of features including real-time sensor plotting, speed limit warnings, emissions test readiness, and support for multiple ECUs. You can also utilize the HUD mode for a dashboard view, receive high oil/coolant temperature warnings, and benefit from extended PID support for specific manufacturers. The app also includes a fuel economy tracker, race track package for lap data, drag racing times, dashcam recording with overlaying gauges, and a sensor logger for further analysis.