Audio AlertQuick Presets100% Private
00:05:00
How It Works
1
Set Time
Use a preset or enter custom hours, minutes, and seconds.
2
Start
Click Start and the countdown begins.
3
Alert
An audio tone plays when the timer reaches zero.
Frequently Asked Questions
Does it play a sound when time is up?
Yes, it uses the Web Audio API to play an alert tone when the countdown reaches zero.
Can I set a custom time?
Yes, you can set hours, minutes, and seconds manually, or use the quick presets.
Does it work in the background?
The timer continues running even if you switch tabs. You will hear the alert when it finishes.
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