Stopwatch
Free online stopwatch with lap times. Millisecond precision.
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Frequently Asked Questions
How accurate is this stopwatch?
The stopwatch uses your browser's high-resolution timer with millisecond precision. It is accurate enough for sports timing, cooking, and general use.
Can I use the stopwatch offline?
Yes, once the page is loaded, the stopwatch runs entirely in your browser and does not require an internet connection.
What happens if I close the tab?
The stopwatch will stop if you close or refresh the page. There is no server-side storage, so timing data is not persisted.