Online Stopwatch

Count elapsed time in milliseconds

Add to favorite

No. Lap Total

What this tool can

By clicking START, the elapsed milliseconds are counted, and by clicking STOP, the count stops and the count history is displayed.
By clicking LAP during counting, the count at the clicked time is displayed as a history.

Useful for

  • Measuring the duration of activities such as running and swimming
  • Recording and ranking participants' time during events such as swimming competitions

related tools