Description:TSD Rally Computer is a precision navigation app for time-speed-distance road rallies. Turn your phone into a calibrated rally tripmeter that tracks distance, average speed, and target time so you can stay exactly on schedule. It features clear, high-contrast readouts, quick corrections, and tools tuned for real-world rally conditions.
Core features:
- GPS-based odometer with calibration factor and quick distance corrections
- Real-time average speed, CAST management, and early/late indicators with visual alerts
- Stage tools including start, pause, reset, checkpoint logging, dual trip, and dark mode
Ideal for TSD, classic car rallies, regularity stages, and training. Keywords: TSD rally computer, rally tripmeter, GPS odometer, motorsport navigation, average speed, checkpoint timer.
How to use:1. Download and open the app, grant Location permission, and choose your units and display preferences.
2. Calibrate the odometer by driving a known distance or entering a calibration factor to match the event’s reference.
3. Create a rally and stage, set the start time, enter CAST speeds, and define any planned pauses or resets.
4. Start the stage at the official time, monitor trip distance and early/late status, and adjust CAST or apply distance/time corrections as needed.
5. At checkpoints and controls, use Reset and Mark to log times, pause when instructed, then resume; review splits and save your results after the stage.