ℹ️ 关于 Stopwatch
A precise online stopwatch for timing events, activities, and tasks. Features lap timing, millisecond precision, and the ability to run in the background. Perfect for sports, cooking, studying, and productivity tracking.
💡 使用场景
Timing sports activities and workouts
Measuring cooking and baking times
Tracking study sessions with the Pomodoro technique
Timing presentations and speeches
Recording lap times for running or swimming
📋 使用方法
1
Click the Start button to begin timing
2
Use the Lap button to record split times
3
Click Stop to pause the stopwatch
4
Use Reset to clear and start over
💎 Pro Tips
- Use keyboard shortcuts: Space to start/stop, L for lap
- The stopwatch continues running even if you switch tabs
- Export your lap times for later analysis
❓ Frequently Asked Questions
The stopwatch is accurate to the millisecond using your device's high-resolution timer.
No, closing the browser will stop the stopwatch. However, it continues if you just switch tabs.
Yes, you can copy or export your lap times before closing the page.
No practical limit - the stopwatch can run for hours or even days if needed.