Online Stopwatch
Precise stopwatch with millisecond accuracy. Record laps, track split times, and identify your fastest and slowest intervals.
Why Use Our Online Stopwatch?
Millisecond Precision
Count time with centisecond (1/100 second) precision displayed in real-time for accurate timing.
Lap Recording
Record unlimited laps with individual lap times and cumulative totals. Perfect for interval training.
Performance Insights
Automatically identifies your fastest and slowest laps with color-coded highlights for quick analysis.
Drift-Free Timing
Uses high-precision Date.now() calculations to ensure accuracy even during heavy browser usage.
No Data Storage
Everything runs locally in your browser. No data is sent to servers, ensuring complete privacy.
Works Everywhere
Fully responsive design works on any device — desktop, tablet, or mobile — with no installation needed.