Online Stopwatch
Precision timing tool with millisecond accuracy. Perfect for sports, workouts, cooking, and any activity that requires precise time measurement with lap tracking capabilities.
Lap Times
Millisecond Precision
Accurate timing down to milliseconds for precise measurements and professional timing needs.
Lap Tracking
Record multiple lap times with automatic statistics including fastest lap and average times.
Mobile Optimized
Fully responsive design that works perfectly on smartphones, tablets, and desktop computers.
How to Use the Stopwatch
Start Timing
Click the "Start" button to begin timing. The display will show elapsed time in real-time.
Record Laps
While running, click "Lap" to record split times without stopping the main timer.
Stop & Resume
Use "Stop" to pause timing and "Start" again to resume from where you left off.
Reset Timer
Click "Reset" to clear the timer and all lap times, returning to 00:00:00.000.
Perfect For
Sports & Fitness
Track workout intervals, running laps, and athletic performance with precision timing.
Cooking & Baking
Time cooking processes, baking stages, and food preparation with accurate measurements.
Work & Study
Time work sessions, study periods, and productivity intervals for better time management.
Gaming & Competitions
Time gaming sessions, speedruns, and competitive events with millisecond accuracy.
Science & Research
Precise timing for experiments, observations, and scientific measurements.
Music & Performance
Time musical pieces, practice sessions, and performance segments accurately.