SpeedX

Precision Instruments

8 high-precision sensor tools built into SpeedX

Calculation Engines

Interactive Tools

Try SpeedX's calculation engines right in your browser

The full SpeedX instrument panel — live speedometer, telemetry grid, GPS coordinates, and route plotting in one dashboard.

Use your phone's GPS to measure real-time speed. Open on mobile for the full experience.

Convert between km/h, mph, m/s, knots, and pace instantly.

Estimate atmospheric pressure at any elevation from sea level to 6,000 m.

Calculate the exact lap pace needed to hit your target time.

Compute your body mass index and healthy range assessment.

Live Sensors

Open on your phone to use built-in sensors.

Live GPS altitude tracking with total elevation gain and real-time altitude chart.

Live atmospheric pressure from your device sensor, with altitude estimation and trend analysis.

Real-time latitude, longitude, accuracy, heading, and speed from satellite positioning.

Live acceleration tracking in 3 axes using your device motion sensors, with G-force chart.

Digital compass with real-time heading, cardinal direction display, and heading chart.

Live pitch and roll angles from gyroscope, with artificial horizon and attitude chart.