Countdown Timer

Countdown Timer: Set an hours, minutes and seconds countdown with an optional sound.

Countdown Timer

Countdown Timer: Enter an hours, minutes and seconds duration and start the countdown. Pause and resume without losing the remaining interval.

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How to use Countdown Timer

Enter an hours, minutes and seconds duration and start the countdown. Pause and resume without losing the remaining interval.

Example

Set 0 hours, 5 minutes and 0 seconds for a five-minute timer.

What to know

Keep the tab open. Background tab throttling may delay display updates, but remaining time is derived from elapsed monotonic time.