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Online stopwatch. Easy to use and accurate stopwatch with lap times and alarms. Optional split intervals and alarm sound.

The online stopwatch counts the time to the millisecond that passes after you click the Start button. It allows you to add laps.

Count the time right in your browser! It's instant, accurate and easy to use. Stopwatch is a tool that lets you measure the time elapsed between two or more moments. Just click Start and then Stop. You can also Lap to capture the current time and continue counting.

A Free flash online stopwatch, quick easy to use flash stopwatch! also a countdown timer!

Stop-Watch.io is a free online stopwatch you can use straight from your browser. Hit Start to begin counting up, record Lap times without stopping, and reset whenever you are ready.

This online stopwatch runs directly in your browser and measures elapsed time with a clear display. It tracks hours, minutes, seconds, and milliseconds so you can time anything from short drills to long sessions.

Be more productive with our aesthetic stopwatch! A free online timer perfect for study, focus, meditation, and more.

Enjoy a free online stopwatch that is quick, easy to use! Also a countdown timer, alarm and world clock!

Our free online stopwatch lets you accurately time any activity with millisecond precision. Whether you're timing a race, workout intervals, cooking, or any other activity, simply click Start and watch the time count up.