Stopwatch
Laps
No laps recorded yet.
When to use this tool
Use a stopwatch when the useful question is how long something has taken, including rehearsals, rounds, tasks, and informal workouts.
It is suitable for informal timing; use an approved dedicated system when a result has a formal or safety consequence.
How to use the stopwatch
Choose precision
Select seconds, tenths, or hundredths without changing measured time.
Start timing
Start and stop the stopwatch with the main control or Space.
Record laps
Keep elapsed and split times while the stopwatch is running.
Reset when done
Clear the elapsed time and laps with Reset or the R key.
Frequently asked questions
- What is the difference between a lap and stopping?
- A lap records a checkpoint while elapsed time continues. Stopping preserves the current elapsed value until you start again.
- Can important results survive a refresh?
- Recovery is best effort. Save official or consequential timing results somewhere else.
Stay focused
Manage your time and boost productivity.
Works everywhere
Runs in your browser. No sign-up required.
Private by design
Tool data stays on your device. Optional analytics never load before you choose to accept them.