15 minutes timer
15 minutes countdown with alarm.
Timer
15:00
Quick presets
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This timer is set to 15 minutes. That is 900 seconds, 900,000 milliseconds. 4 timers like this fit in one hour and 96 in a day.
During 15 minutes a resting heart beats about 1,050 times and a person walks roughly 1,200 metres at an easy pace.
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What is a 15 minutes timer good for?
- cooking pasta or rice
- an active break between work blocks
- limiting kids’ screen time
How to use it
Press the space bar or the Start button. When it reaches zero your chosen sound plays; on the main timer page you can add and chain several timers for intervals. Sound and volume settings are saved in your browser.
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Frequently asked questions
15 minutes equals 900 seconds.
Press Start: the time is already set. You can pause it, reset it, change the sound or go full screen.
Yes. The timer keeps running in the background and rings when it ends as long as the page stays open; the tab title shows the time left.
In supported browsers the "Keep the screen on" option uses the Wake Lock API to prevent it.