How to Use Countdown Timer
A simple, accurate countdown timer for cooking, workouts, study sessions and presentations. Set hours, minutes and seconds, then pause, resume or reset — with a clear time's-up notification.
Open the Countdown Timer tool →What is Countdown Timer?
Set a countdown timer for any duration with pause, resume and a time's-up alert. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use Countdown Timer
- Open the Countdown Timer tool.
- Enter your values or options.
- The result updates instantly as you type.
- Use or copy the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
Can I pause and resume?
Yes — start, pause, resume and reset, with an alert when time's up.
Will it alert me when it finishes?
Yes — it signals when the countdown reaches zero.
Does it keep running in the background?
It runs while the tab is open; some browsers throttle background tabs, which can affect long timers.
Ready to try it?
Open Countdown Timer →