Countdown Timer
NewFunStart a countdown for any duration from seconds to hours. Pause, reset or restart at any time. Works offline in your browser. Free.
00:00:00
Values above 59 are clamped automatically. Pause keeps your position, and Restart runs the same countdown again.
How do I start a countdown?
Enter hours, minutes and seconds, then press Start. The big display counts down second by second, and the inputs are locked while the timer runs.
Can I pause and resume?
Yes. Press Pause to stop the countdown at its current position, then press Start again to resume from exactly where it left off.
What happens when time runs out?
The display freezes at 00:00:00 and a 'Time is up' message appears. Use the Restart button to run the same countdown again.
Does it keep running in the background?
The timer counts down while the tab is open. Very long background timing is not guaranteed, so keep the tab visible for exact tracking.
Is a sound played at the end?
No sound is played — the timer ends silently with a visual message, so it is safe to use in quiet rooms and offices.
Frequently Asked Questions
What is Countdown Timer?
Set hours, minutes and seconds and watch the countdown run to zero.
How do I use Countdown Timer?
Type or paste your data into the field on this page and press the button. The result is calculated instantly in your browser — nothing is uploaded.
Is Countdown Timer free?
Yes, Countdown Timer is completely free. No signup, no downloads and no usage limits.
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