Set an alarm for 18 Seconds

⏱ A countdown timer for 18 Seconds (18 seconds). Press Start and an alarm sounds when time is up.
18 Seconds Timer
0Minutes
:
18Seconds
Monday, November 9, 2026

Set a timer for another length

18 Seconds in other units

Seconds18
Milliseconds18,000
Minutes0.3
Hours0.005
Share of an hour0.5%
Share of a day0.021%
Fits into one day4,800 times

When does a 18 Seconds timer end?

StartEnds
6:00 AM6:00 AM:18
8:00 AM8:00 AM:18
9:00 AM9:00 AM:18
12:00 PM12:00 PM:18
3:00 PM3:00 PM:18
6:00 PM6:00 PM:18
9:00 PM9:00 PM:18

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

What can you do in 18 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 18 seconds timer

How do I set a timer for 18 seconds?

Press Start on this page. The timer counts down 18 seconds and plays an alarm sound when it reaches zero. You can pause or reset it at any time.

How many seconds is 18 seconds?

18 Seconds is 18 seconds.