Millisecond Precision

Our online stopwatch provides accuracy down to the millisecond. Built with a high-frequency polling engine, it accounts for every fraction of a second.

Lap Timing

Track multiple splits with the integrated lap timer. Ideal for athletes and researchers, our system logs intervals without pausing the main clock.

Session History

Analyze performance by reviewing your stopwatch history. Recent lap times are stored locally, allowing you to track progress throughout your session.

Zero Latency

Experience lag-free timing. Leveraging hardware acceleration, Clocklify eliminates input delay found in standard web timers.

Stopwatch FAQ

How many laps can I record?

You can record unlimited laps. Our optimized rendering engine ensures the stopwatch remains responsive even with hundreds of recorded splits.

Is this stopwatch suitable for professional sports?

It provides professional-level accuracy for training and HIIT by calibrating to your system's hardware clock and high-resolution performance timestamps.

Can I use keyboard shortcuts?

Yes! Use **Spacebar** to start/stop and **'L'** to record a lap. This improves accuracy by minimizing the physical lag of mouse interactions.