Online Timer and Stopwatch
Run a browser countdown timer or stopwatch with lap times, pause, resume and quick minute presets.
Online timer and stopwatch
Timer/stopwatch SERPs are action-first: the page should open directly to controls for a countdown timer, stopwatch, pause/resume and lap recording.
- Timer mode counts down from hours, minutes and seconds.
- Stopwatch mode counts up and records lap times.
- Quick presets cover common short durations such as 1, 5, 10, 15 and 25 minutes.
- The tool runs locally in the browser while the tab is open.
Timer and stopwatch math
Frequently Asked Questions
Sources and References
- Performance APIMDN Web Docs
- setInterval()MDN Web Docs
- Online StopwatchOpenStopwatch
- Online TimerTimerMe
Calculations are based on the listed reference sources. Links open in a new tab.
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