Motion Sense Auto step counter - walking, running, or resting Uses your phone's motion sensor while this page stays open and in front of you. It can't track in the background like a fitness app - keep the screen on and this tab active. Use the sensitivity slider below to calibrate for your phone. Start tracking RESTING 0 steps 0 steps/min 0:00 session Step sensitivity More sensitive 2.5 Less sensitive Lower catches lighter steps but may pick up more false counts. Raise it if steps are being over-counted while your phone is still in your hand or pocket. Resting time 0:00 Walking time 0:00 Running time 0:00 Total steps 0 Reset session needs a phone browser with a motion sensor, over https - on iPhone, Safari will ask for motion permission the first time you press Start