COUNTDOWN TIMER

Online Countdown Timer

Set any duration, hit start, and get an alert the moment it's done.

SET YOUR FOCUSOne thing at a time.
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A little focus goes a long way.Sound on completion

Use this free online countdown timer for workouts, cooking, study sessions, meetings, and productivity routines. Set a custom duration in hours, minutes, and seconds, or pick a preset, then start the countdown and get an audio alert when time's up. Fullscreen focus mode keeps the digits large and readable from across the room.

Frequently asked questions

Is the countdown timer accurate?
Yes. It uses your device clock and timestamps, so it stays accurate even if the tab is throttled in the background.
Will I hear an alert when the timer finishes?
Yes. A chime plays when the countdown reaches zero, and you can enable desktop notifications so you're alerted even when the tab isn't focused.
Can I set a custom duration?
You can enter any hours, minutes, and seconds, or choose a quick preset like 1, 5, 10, or 30 minutes.
Does the timer keep running if I close the tab?
The timer runs while the tab stays open. Closing the tab stops it, so keep the tab open for alerts.

Space start/pause · R reset · F focus mode. Keep this tab open for alerts.