A simple online stopwatch with start, stop, reset and lap timing features. This free online tool requires no registration and no software installation. Simply open it in your browser and start using it right away. Results are processed quickly and securely, with all data handled directly in your device.
Online Stopwatch
A simple online stopwatch with start, stop, reset and lap timing features.
How to use Online Stopwatch
Start
Click the start button to begin timing
Record Laps
Click lap to record split times during your session
Stop and Reset
Click stop when finished, or reset to start over
When to use?
Workout timing
Time your exercise sets, rest periods, and running intervals
Deep Dive
Accuracy
The stopwatch uses your browser's built-in timer. Accuracy depends on your device performance.
Frequently Asked Questions
A: The timer pauses when the tab is inactive. Keep the tab active for accurate timing.