Set an alarm for 15 Seconds

⏱ A countdown timer for 15 Seconds (15 seconds). Press Start and an alarm sounds when time is up.
15 Seconds Timer
0Minutes
:
15Seconds
Friday, September 25, 2026

Set a timer for another length

15 Seconds in other units

Seconds15
Milliseconds15,000
Minutes0.25
Hours0.004
Share of an hour0.42%
Share of a day0.017%
Fits into one day5,760 times

When does a 15 Seconds timer end?

StartEnds
6:00 AM6:00 AM:15
8:00 AM8:00 AM:15
9:00 AM9:00 AM:15
12:00 PM12:00 PM:15
3:00 PM3:00 PM:15
6:00 PM6:00 PM:15
9:00 PM9:00 PM:15

Press Start above and the finish time for right now is shown under the timer.

What can you do in 15 seconds?

Wash your hands — the CDC recommends scrubbing for at least 20 seconds.

Hold a plank or a stretch.

Take three slow, deep breaths.

Questions about the 15 seconds timer

How do I set a timer for 15 seconds?

Press Start on this page. The timer counts down 15 seconds and plays an alarm sound when it reaches zero. You can pause or reset it at any time.

How many seconds is 15 seconds?

15 Seconds is 15 seconds.