Online Stopwatch with Lap Timer
Need a precise stopwatch in your browser? This free online stopwatch counts up with a clear mm:ss.cs display, records laps with split times, and works with keyboard shortcuts. It stays accurate even when you switch tabs.
00:00.00
Status: Ready
Keyboard: Space = start or pause | L = lap | R = reset
Lap Times
| Lap | Lap Time | Total Time | Note |
|---|---|---|---|
| No laps yet. Press Lap while the stopwatch is running. | |||
How to use
- Press Start to begin timing. The display shows minutes, seconds and centiseconds.
- Press Pause to freeze the time, and Start again to continue from where you left off.
- Press Lap anytime to record a split. The stopwatch keeps running and the lap appears in the table.
- Press Reset to clear the display and the lap list so you can start fresh.
Tips
- Use Space to start and pause without touching the mouse — handy during races or experiments.
- Compare the highlighted fastest and slowest laps to find your most consistent pace.
- Keep this tab pinned so you can glance at the time without losing your place.
- For short sprints, the centiseconds make the difference between laps easy to see.