Stopwatch
Accurate online stopwatch with lap timing. Records split times, highlights your fastest and slowest laps. Works entirely in your browser — no install needed.
Tips for Using the Stopwatch
- Keyboard shortcut: Press Space to start/stop, L to record a lap, R to reset.
- Fastest/slowest laps are automatically highlighted — green for fastest, pink for slowest.
- Lap splits show both the individual lap duration and the cumulative elapsed time.
- No drift — uses
performance.now()for millisecond-accurate timing that doesn't drift.