Stopwatch

A precise stopwatch with start, pause, reset and lap recording down to the millisecond.

Stopwatch

00:00.000
Status: Ready · Laps: 0
Lap times will be listed here.
Elapsed time is measured from your device clock, so it stays accurate even when the tab is hidden.

How to use the Stopwatch

  1. Press Start to begin timing and Pause to stop the clock without losing the elapsed time.
  2. Press Lap while the stopwatch runs to record each split and the running total.
  3. Press Reset to clear the clock and the lap list, or Copy laps to save the splits as text.

Features

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Frequently Asked Questions

Common questions about the free online stopwatch.

Press Start to begin, Lap to record a split while it runs, and Pause or Reset whenever you need to stop or clear the clock.
It measures to the millisecond and displays minutes, seconds and thousandths of a second.
Each lap records the split for that lap and the total elapsed time. The newest lap appears at the top of the list.
Yes. Pause keeps the elapsed time and pressing Start again continues from that exact point.
Yes. Elapsed time is worked out from timestamps rather than counted ticks, so background throttling does not affect the result.
Yes. The Copy laps button puts every lap and its total on the clipboard as plain text.
No. You can record as many laps as you like, and the list keeps every one.
No. Timing happens entirely in your browser and nothing is transmitted.
Yes, the stopwatch is completely free and needs no account.

Last updated: October 10, 2026