Online Stopwatch
Measure elapsed time accurately and capture unlimited lap splits.
00:00.00
Keyboard: Space start/pause, L lap
Your privacy is safe, this tool runs entirely in your browser. Nothing you enter is uploaded to or stored on our servers.
More Time Tools
How to use Online Stopwatch
- 1Select Start or press Space to begin.
- 2Select Lap whenever you want to record a split.
- 3Pause and resume without losing elapsed time.
- 4Reset to clear the stopwatch and every lap.
Stopwatch with Useful Splits
Track total elapsed time and individual lap splits without installing an app. The high-resolution browser clock avoids cumulative interval drift, while keyboard shortcuts make it useful for workouts, study sessions and tests.
Frequently asked questions
How accurate is the online stopwatch?
It uses the browser performance clock and renders with animation frames for smooth, high-resolution timing.
Can I record lap times?
Yes. Every lap shows both the split since the previous lap and the total elapsed time.
Are there keyboard shortcuts?
Press Space to start or pause and L to record a lap while the stopwatch is running.
Is anything stored?
No. Times stay only in the current browser tab and are cleared when you reset or leave.