Mide el tiempo transcurrido con precisión de milisegundos. Registra vueltas, ve parciales y usa pantalla completa.
A precise browser-based stopwatch with millisecond accuracy, lap recording, and fullscreen mode. Perfect for timing workouts, presentations, cooking, and any activity where you need accurate elapsed-time tracking. No installation, no sign-up — just open and start.
Millisecond Precision
Accurate to 10ms with requestAnimationFrame rendering.
Lap Recording
Record unlimited laps with individual and cumulative times.
Fullscreen Mode
Go fullscreen for a distraction-free timing experience.
Best & Worst Laps
Automatically highlights your fastest and slowest laps.
Date to Unix
Convert date to Unix timestamp
Add to Date
Add time to a date
Stopwatch
Precise stopwatch with laps, splits, and fullscreen mode
Countdown Timer
Visual countdown with progress ring and audio alert
Pomodoro Timer
Focus timer with work sessions and break intervals
Interval Timer
HIIT interval timer with work/rest rounds and audio alerts