Stopwatch & Lap Timer
Measure elapsed time, pause and resume, and export lap records as CSV.
Keep the tab open. Browsers may delay notifications while a device is asleep; elapsed time is recalculated when execution resumes.
How to use
Start the stopwatch.
Record laps or pause and resume without losing elapsed time.
Save the lap list as CSV or reset for a new session.
FAQ
How do I use this tool?
Start the stopwatch. Record laps or pause and resume without losing elapsed time. Save the lap list as CSV or reset for a new session.
What should I check?
Keep the tab open. A sleeping device or background browser can delay visible updates.
Are my inputs uploaded?
Tool inputs are processed in this browser. Advertising makes separate requests as described in the privacy policy.