Stopwatch – Free High-Precision Online Stopwatch

✓ Free Online Stopwatch & Multi-Lap Timer

High-precision stopwatch using performance.now(). Lap times, best/worst lap markers. Keyboard shortcuts. Pure native implementation.

⏱️ High Precision — Uses performance.now() for sub-millisecond accuracy. No drift.
🏁 Lap Times — Press lap to record intermediate times. See all lap times in a list.
🏆 Best/Worst Laps — Automatically highlights the fastest and slowest laps in your session.
⌨️ Keyboard Shortcuts — Space = Start/Stop, L = Lap, R = Reset. Works when page is focused.

Full guide, how-to & FAQ →

⚠️ JavaScript is required This tool runs entirely in your browser and needs JavaScript. Please enable JavaScript, or open this page in a modern browser with JavaScript support, to use all features.

← Back to pudone! home