Chronometer
Precise stopwatch and timer
How to Use
1
Start
Click Start to begin timing.
2
Record laps
Click Lap to record split times.
3
Stop
Click Stop to pause the timer.
4
Reset
Click Reset to clear and start over.
Frequently Asked Questions
How accurate is the timer?
Accuracy depends on browser capabilities, typically within milliseconds. Not suitable for scientific measurements.
Can I record lap times?
Yes, click Lap to record split times while the timer continues running.
Will it keep running if I close the tab?
No, the timer stops when you close or refresh the page. Keep the tab open for continuous timing.