Description:Turn your phone into a precise 0-60 mph timer and drag race logger. Measure acceleration runs, quarter-mile times, and braking distance with automatic start and stop detection. Powered by GPS speedometer and motion sensors, it delivers quick, reliable results with unit switching between mph and km/h, no extra hardware required. View your run history, compare best times, and share results instantly. Ideal for car enthusiasts, tuners, and track-day drivers who want a fast, accurate car performance test right on their phone. Keywords include 0-60 mph timer, drag race, GPS speedometer, car performance test, acceleration meter.
HOW TO USE:1. Install and open the app, then allow location and motion permissions for accurate timing.
2. Securely mount your phone in the car and select a test mode such as 0-60 mph, quarter-mile, or custom.
3. Tap Start, come to a full stop, and accelerate on a safe, legal road; the app will auto-detect launch and time your run.
4. End the run to see time, distance, and speed graph; save, compare with previous bests, or share your results.
5. Optional: switch between mph and km/h, enable voice cues or countdown, and run calibration for the highest accuracy. Always follow traffic laws and test on closed courses when possible.