Stopwatch Online – Free Elapsed Time Meter

Free online stopwatch with milliseconds. Measure elapsed time, record lap times and reset in one click — no sign-up and nothing to download.

00:00:00.000

Elapsed time, measured to the millisecond.

Lap times

No laps yet. Press Lap while the stopwatch is running.

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    Stopwatch Online

    Time anything down to the millisecond with this free online stopwatch. Start, stop, record laps and reset it right in your browser — it works on any device, with no sign-up needed.

    What is this tool?

    An elapsed time meter for everyday timing. The stopwatch shows hours, minutes, seconds and milliseconds, and it keeps running while you work, so you can time cooking, workouts, study sessions, races and experiments without a separate device.

    How to use the Stopwatch

    1. Press Start to begin timing.
    2. Press Lap at any point to save the current time as a lap.
    3. Press Stop to pause the timing, then Start again to continue.
    4. Press Reset to clear the time and the lap list.

    Why use this free tool?

    • It measures to the millisecond, with a clear hour, minute and second display.
    • Lap times are saved in a list, so you can compare each round.
    • It works on desktop and mobile, with no app to install.
    • Timing costs nothing, and you never need to create an account.

    Alternative keywords

    People also search for stopwatch online, elapsed time meter, online timer and lap timer. Whichever of those phrases brought you here, this is the same free stopwatch, ready to time whatever you need.

    Common problems this tool helps fix

    • You need a stopwatch and do not want to install an app.
    • You want lap times, not just a single total.
    • You want milliseconds, not just whole seconds.

    Helpful tip

    Press the space bar to start and stop the stopwatch. That keeps your hands free while you time something.

    Frequently Asked Questions

    Common questions about the Stopwatch Online – Free Elapsed Time Meter — quick answers below.

    Yes. The stopwatch is free and runs entirely in your browser, so there is nothing to download and no account is needed.

    It measures elapsed time to the millisecond with the high-resolution clock in your browser, so it is accurate for everyday timing.

    Yes. Press Lap while the stopwatch is running to save the current time. Laps stay listed until you press Reset.

    No. The stopwatch runs in your browser tab, so if you close the tab or move to another page, the timing stops and the laps are cleared.