1 Hour Timer

Set a timer for 1 hour. Press Start or the Space bar.

Ready Sound off

hours minutes seconds

Nearby 58 min 59 min 70 min 75 min 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

1 hour is3,600 s1 hours · one hour

Often used forA long study session, a workout class or a meeting.

The timer is already set to 1:00:00. Press Start, or the Space bar.
Need a little more? Press +1 min while it runs, or pick 70 min or 75 min.
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 1 hour. 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.