10 Second Timer

Need a quick 10-second countdown? Perfect for reaction time games, quick challenges, and speed rounds.

00:10
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Space Start/PauseR ResetF Fullscreen

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About 10 Second Timer

How to use the 10 Second Timer?

Simply click the "Start Timer" button to begin the countdown. You can pause, resume, or reset at any time. Choose from preset durations or enter a custom time using the hours, minutes, and seconds inputs.

Will an alarm sound when the timer ends?

Yes! When the 10 second timer reaches zero, a pleasant alarm sound plays automatically. Make sure your device volume is on.

Can I use this 10 second timer on my phone?

Absolutely! This timer works perfectly on all devices — phones, tablets, and desktops. No app download required.