TrackAddict!

Smartphone Race Timing and Video+Data Acquisition Made Easy Road Course, Autocross, Rally, Drift, and Drag Racing Race Timing + Data Logging + Analysis + Video Works Almost Anywhere 850+ Recognized Circuits, or Add Your Own GPS Lap Timer & Display with Predictive Timing (Circuit mode) High-Definition Video Recording & Multiple Video+Data Overlay Options Lap, GPS, G-Force, and OBD-II Data Logging Driving Line Analysis, Statistics, and Run / Lap Comparison Optional Live Telemetry Streaming via Live. RaceRender.com (requires upgrade) Also Supports External GPS and OBD-II Devices OBD-II Live Monitor, Code Scanning / Reset, and Data Logging Easily Exports Data and Video to RaceRenderTrackAddict, by HP Tuners, transforms your iPhone, iPad, or iPod touch into a motorsports telemetry and video system. Continued use of GPS running in the background can dramatically decrease battery life.