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1Introduction
Countdown Timer is a free browser-based timer for short timing reminders. Set hours, minutes and seconds, then start, pause or reset. It reminds you with a page alert and sound when time is up, all locally.
2How to Use
Set Duration
Adjust hours, minutes and seconds for your scenario.
Start Timer
Click start to run the countdown; pause or reset anytime.
Receive Alert
A page alert and sound notify you when time is up.
3FAQ
Is countdown data uploaded?
No. The tool runs entirely in your browser; no data is uploaded and no login is needed.
Can I customize the alert sound?
A default alert sound and page popup are provided; custom ringtones are not supported yet.