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倒计时

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

1

Set Duration

Adjust hours, minutes and seconds for your scenario.

2

Start Timer

Click start to run the countdown; pause or reset anytime.

3

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.