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Countdown

Set hours, minutes and seconds and count down, with a sound when time is up — for cooking, studying (25-minute Pomodoro) or timing games.

The alarm needs your device sound on and the tab kept open · changing the time while running restarts it.

00:05:00

Want the full Excel / Google Sheets version?

A full version that keeps history, handles many items at once and exports to Excel / Google Sheets — leave your email or LINE ID and we'll tell you when it's ready.

We store only this contact detail. The numbers you enter are calculated in your browser and never sent to a server.