21 Minute Timer

Set a Timer for 21 Minutes

This timer is set to 21 minutes. Press Start and the flip clock counts down from 21:00 to zero, then an alarm rings. You can pause it at any time and start it again with one click.

21 Minutes in Other Units

What Can You Do in 21 Minutes?

Here are some ways to use this timer:

• A power nap to recharge in the afternoon
• A focused study or homework session
• Baking cookies or roasting vegetables
• A yoga flow, a run or a cleaning sprint

For study sessions with automatic breaks, try the Study Timer.

How to Use the 21 Minute Timer

1. Press Start or the space bar to begin the countdown.
2. Press Pause to stop the timer and Resume to continue where you left off.
3. Press Reset to set the timer back to 21:00.
4. When the time is up, the alarm rings until you press OK. Choose the sound and the volume in the settings.
5. Press F or the fullscreen button to show the timer on the whole screen.

Frequently Asked Questions

How many seconds are in 21 minutes?

21 minutes is 1,260 seconds.

Does the timer keep running in a background tab?

Yes. The timer keeps exact time while you use other tabs or apps and rings when the time is up. Keep this tab open, and on a phone keep the screen on so the browser can play the alarm.

Can I change the time?

Yes. Pick another preset or type your own hours, minutes and seconds under the timer.

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