Online Stopwatch
Simple online stopwatch with lap timing. Start, stop, reset, and record lap times. Precise millisecond accuracy. Works in any browser, no app needed.
A simple online stopwatch with lap timing capability. Start, stop, and record lap times with millisecond precision. Works entirely in your browser — no app download needed.
How to Use
- Click Start to begin timing
- Click Lap to record split times
- Click Stop to pause the timer
- Click Resume to continue
- Click Reset to clear everything
Frequently Asked Questions
❓ Is this tool free?
Yes! All our tools are completely free. No registration, no hidden charges, no ads. Just open and use.
🔒 Is my data safe?
Absolutely. All calculations happen in your browser. We don't store, send, or track any of your data. Everything is processed locally on your device.
📱 Can I use this on mobile?
Yes! All our tools are fully responsive and work perfectly on smartphones, tablets, and desktops.
🌐 Do I need internet?
No! Once the page loads, you can use the tool completely offline. All calculations happen in your browser without any server connection.