Life Hub

Stopwatch

Precision stopwatch with lap timer (Space/L/R keyboard shortcuts)

00:00.000

Space: start/stop · L: lap · R: reset

How to use

  1. Press Start or hit Space to begin timing.
  2. Press Lap or hit L to record a split without stopping the timer.
  3. Press Stop or Space again to pause.
  4. Press Reset or R to clear the elapsed time and all laps.
  5. Review the laps table showing each lap's delta and cumulative total.

Examples

  • Recording laps at 0:12.45, 0:28.10, and 0:45.33 shows deltas of 12.45 s, 15.65 s, and 17.23 s alongside the running totals.
  • All timing runs in your browser — nothing is stored or sent anywhere.