Short task timing
Result: An MM:SS elapsed-time display that advances while the stopwatch is running.
Online Stopwatch
Free online online stopwatch that works directly in your browser.
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About this tool
What is Online Stopwatch?
Run a simple browser stopwatch with start, pause, and reset controls when you need a quick elapsed-time counter without installing another app.
What you can do
- Start elapsed-time counting
- Pause and resume the stopwatch
- Reset elapsed time to zero
How to use Online Stopwatch
- 1Press Start to begin counting elapsed seconds.
- 2Press Pause when you want to temporarily stop the counter.
- 3Press Reset to return the display to zero.
Examples
Tool facts
- Display
- MM:SS
- Controls
- Start/Pause and Reset
- Execution
- Browser timer
Limitations
- The stopwatch relies on browser JavaScript timing and is not designed as laboratory-grade or safety-critical timing equipment.
FAQ
Online Stopwatch FAQs
Common questions about how Online Stopwatch works and what to expect from the current AiFolder implementation.
?Can I pause and resume the stopwatch?
Yes. The quick tool toggles the running state so you can pause and start the counter again.
?How do I clear the elapsed time?
Press Reset to stop the current run and set the displayed elapsed time back to zero.
?Is the online stopwatch suitable for precision experiments?
Use it for ordinary timing tasks, not for measurements that require calibrated, high-precision, or safety-certified timing equipment.