Stopwatch Calculator - Precision Timer with Lap Times
Professional stopwatch with millisecond precision, lap timing, split times, and detailed statistics. Perfect for sports, workouts, and time tracking.
Show Milliseconds:
00:00:00.000
How to Use the Stopwatch Calculator
Basic Timing
Click Start to begin timing, Pause to stop temporarily, and Reset to clear the timer. The display shows hours, minutes, seconds, and milliseconds.
Lap Timing
Use the Lap button while the timer is running to record split times. Perfect for tracking multiple rounds, laps, or intervals.
Statistics
View detailed statistics including fastest lap, slowest lap, average lap time, and total number of laps recorded.
Export Data
Export your lap times to CSV, JSON, copy to clipboard, or print results for record keeping and analysis.