Convert your speed between various different units. Among these,
- km/h (kilometers per hour)
- mp/h (miles per hour)
- knots (used in sea vehicles ex. boats)
- m/s (meters per second, used in basic physics)
- ft/s (feet per second)
- yd/h (yard per hour)
- mach (used as air speed)
- km/m (kilometers per minute)
- km/s (kilometers per second)