Online Stopwatch
A live stopwatch with lap timing, right in your browser.
Lilu Baba's Online Stopwatch times to a tenth of a second with lap recording, no app install needed.
00:00:00.0
How to use this tool
- Click Start to begin timing.
- Click Lap to record a split time without stopping.
- Click Stop, then Reset to start over.
Runs entirely in your browser — closing or refreshing the tab resets the timer.
FAQ
Online Stopwatch — frequently asked questions
It updates to a tenth of a second, accurate enough for most everyday timing needs, though browser tab throttling can occasionally introduce small delays.
Yes — click Lap as many times as you like while the stopwatch is running; each lap is listed with its elapsed time.