15 Second Timer

Set a timer for 15 seconds. Press Start or the Space bar.

Ready Sound off

hours minutes seconds

Nearby 10 seconds 12 seconds 20 seconds 30 seconds All timers

Keyboard shortcuts

Shortcuts don't fire while you type in a field. Turn them off in Timer settings.

Start now and it ends at--:--Your time

15 seconds is15 s0.0042 hours

Often used forStretch holds, short game turns or a quick countdown.

The timer is already set to 00:15. Press Start, or the Space bar.
Need a little more? Press +1 min while it runs, or pick 20 seconds or 30 seconds.
When the alarm rings, press Stop alarm. It stops by itself after 60 seconds unless you change that in Timer settings.

This page is already set to 15 seconds. Press Start or the Space bar. To change it, type new numbers into the digits or pick a nearby duration.

Yes. The alarm is scheduled the moment you press Start, so it rings on time even in another tab. Keep the device awake and the volume up.

Yes. Press the full-screen button or the F key. The digits fill the screen and the controls hide until you move the mouse or tap.