Will the timer keep running if I switch tabs?

Yes! The timer uses time-based calculation rather than simple intervals, so switching tabs or minimizing the browser won't affect its accuracy.

Can I pause and resume the timer?

Yes. Click the Pause button to pause, then Resume to continue from where you left off.

Yes, once the page is loaded, the timer works entirely in your browser without needing an internet connection.

Set a countdown timer with hours, minutes, and seconds. Use quick presets or enter a custom duration. Sound alert when complete.

00:00:00

Hours

Min

Sec

Set hours, minutes, and seconds for an accurate countdown. The timer uses high-precision timing for drift-free operation.

One-click presets for common durations like 1 minute, 5 minutes, and 1 hour. Start timing instantly.

A pleasant chime sounds when the timer completes. Generated in your browser — no downloads needed.

A circular progress ring visually shows how much time remains, making it easy to gauge progress at a glance.

Pause the countdown anytime and resume where you left off. Reset to start over from the original duration.

Fully responsive design works perfectly on phones, tablets, and desktops. No app installation required.