Online stopwatch. Easy to use and accurate stopwatch with lap times and alarms. Optional split intervals and alarm sound.

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Click the "Start" or "Stop" buttons to start or stop the stopwatch. Click the "Lap" button to add one lap and the current stopwatch value to the lap list. To reset laps and the stopwatch value, click the "Reset" button (the button appears when the stopwatch is stopped).

Measure time precisely with our free online stopwatch. Start, pause, reset, and record splits instantly. Perfect for workouts, productivity.

Stopwatch control use the spacebar to start and stop the stopwatch, the 0 key to start or restart the stopwatch from 0, key 2 to restart the stopwatch from the displayed time, key 3 to stop the times.

Online stopwatch with a retro flip clock display. Easy to use, accurate timing with lap times. Free browser based stopwatch for precise measurement.

Free online stopwatch timer in your browser. Instant, accurate and easy-to-use. Start counting now!

Online stopwatch with lap tracking, data export, keyboard shortcuts, and fullscreen mode. Free, accurate, and works on any device, no signup required.

Free online stopwatch with lap and split timing, centisecond accurate. No signup, no download - works in any browser for sports, study, cooking and more.

Never lose track of time again. Use our stopwatch tool to manage your tasks and boost your productivity.