Stopwatch, Timer & Countdown
Switch between the stopwatch (with lap splits and keyboard shortcuts), the countdown timer (with quick presets, repeat mode, and audible chime), and a multi-event countdown to any future date — all running locally in your browser.
Stopwatch
Centisecond-precision timing with lap splits and keyboard shortcuts.
00:00.00
Shortcuts: Space = start/pause · L = lap · R = reset
Laps
Newest first. Each row shows lap time and total split.
Press Lap (or L) while the stopwatch is running to record a split.