Free Online Stopwatch with Lap Times
Accurate online stopwatch with lap recording, split times, and centisecond precision. Start, stop, and reset with a single click.
FreeNo Signup
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How to use the Online Stopwatch
- 1
Click Start to begin the stopwatch
- 2
Press Lap to record split times during running
- 3
Click Stop to pause the timer
- 4
Use Reset to clear the time and laps
Frequently asked questions
Is the Online Stopwatch free?+
Yes, our online stopwatch is 100% free, requires no signup, and works on any device.
How accurate is the stopwatch?+
The stopwatch uses requestAnimationFrame for centisecond (1/100th second) precision in modern browsers.
Can I record lap times?+
Yes. Press the Lap button while the stopwatch is running to record laps with cumulative and split times.
Does the stopwatch work on mobile?+
Yes. The stopwatch is fully responsive and works on phones, tablets, and desktops.
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