Everyday Utility Tools

Measure your real-time speed with GPS — km/h, mph or knots, with max speed, distance and a HUD mode.

Convert between km/h, mph, knots, m/s and ft/s instantly — with a common-values reference table.

Enter your birth date and see fun stats — days lived, heartbeats, full moons seen — as a shareable card.

Turn your screen into a real cm / inch / px ruler — auto-detects your device, or calibrate with a card.

Turn your phone into a spirit level — check flat surfaces, vertical walls, and slope angles using your phone's sensors.

Measure ambient noise in decibels using your phone or laptop microphone — with live min/max/average and a loudness gauge.