How to Use Stopwatch
Time anything with a precise online stopwatch. Record lap and split times, pause and resume, and reset when you're done. Accurate to 1/100th of a second.
Open the Stopwatch tool →What is Stopwatch?
An online stopwatch with lap times, accurate to a hundredth of a second. It's completely free, needs no sign-up, and runs entirely in your browser — so it's fast and private.
How to use Stopwatch
- Open the Stopwatch tool.
- Enter your values or options.
- The result updates instantly as you type.
- Use or copy the result. Everything runs in your browser — nothing is uploaded.
Frequently asked questions
How precise is it?
It's accurate to a hundredth of a second and supports lap times.
Can I record laps?
Yes — capture lap splits while the stopwatch keeps running.
Does it need internet?
No — it runs entirely in your browser, even offline.
Ready to try it?
Open Stopwatch →