Online Stopwatch

Use a free stopwatch with lap tracking for workouts, study sessions, tasks, and performance timing.

Stopwatch controls

Stopwatch 00:00.00 No laps

Lap times

Lap Split Total

No laps recorded.

Related tools

Time tools for focused work

Use the stopwatch for elapsed time, or switch to a countdown timer when you need a fixed endpoint.

FAQ

Online stopwatch questions

What is an online stopwatch?

An online stopwatch measures elapsed time directly in your browser. Start it, pause it, record laps, and reset it when you are done.

Can I record lap times?

Yes. Press Lap while the stopwatch is running or paused to save split and total times.

Is this stopwatch free?

Yes. ClockHorizon's stopwatch is free to use on desktop, tablet, and mobile browsers.

Can I use it on mobile?

Yes. The stopwatch layout is responsive and works on mobile screens.

An unhandled error has occurred. Reload 🗙

Rejoining the server...

Rejoin failed... trying again in seconds.

Failed to rejoin.
Please retry or reload the page.

The session has been paused by the server.

Failed to resume the session.
Please retry or reload the page.