Stopwatch & Timer
Stopwatch and countdown timer
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About This Tool
Use the stopwatch tab for elapsed time and laps, or switch to countdown mode to timer down from a set duration. Runs entirely in your browser.
Frequently Asked Questions
Does the timer work in the background?
Browsers may throttle timers in background tabs. Keep the tab active for best accuracy.
Can I record lap times?
Yes. On the stopwatch tab, click Lap while running to record split times.
Is there a sound when countdown ends?
A simple alert or beep may play when the countdown reaches zero, depending on browser permissions.
Does it need install?
No. It is a web-based stopwatch and timer with no signup required.