Timers & Stopwatch
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About this Tool
A multi-function timekeeping tool. Use the countdown Timer for tasks with a set duration, or switch to the Stopwatch to accurately measure elapsed time, complete with lap tracking. Great for workouts, cooking, or timing events.
How does it work? Uses setInterval for ticking, notifications for timer end.
- Select either "Timer" or "Stopwatch" mode.
- For the Timer: set the hours, minutes, and seconds, then click "Start". You can also pause and reset.
- For the Stopwatch: click "Start" to begin timing, "Stop" to pause, "Lap" to record a lap time, and "Reset" to clear.
- Timing study sessions.
- Tracking race laps.
- Cooking reminders.
- Easy-to-use countdown timer with desktop notifications (if permission is granted).
- Precise stopwatch with millisecond accuracy.
- Lap recording functionality to track split times.
- Clean interface showing only the relevant controls for each mode.
Timing uses system clock. Stopwatch accumulates, timer decrements. Laps snapshot intervals.
Background running?
Browser may throttle; keep tab open.
Sound?
Yes for timer end.
Multiple timers?
Single now.
All calculations and data processing for this tool are performed locally in your browser. We do not send any of your data to our servers, ensuring your information remains private and secure.