Simple Timer - Countdown with Audio Alert and Web Notifications
Set hours, minutes, and seconds for countdown. Plays audio and sends Web Notifications when done.
Presets
min
:
sec
00:00
How to Use
- Enter hours/minutes/seconds or select a preset
- Start button to begin countdown
- Audio and Web Notification when done
FAQ
- Are preset times available?
- Yes. Frequently used time presets are provided.
- Does it sound when finished?
- Yes. A notification sound plays when the timer ends. Web notifications are also supported.
- Does the timer run after closing the browser?
- No. The timer stops when the browser tab is closed.
- Can the timer be reset?
- Yes. Pressing the reset button returns the timer to the set time.
- Are both countdown and countup supported?
- Yes. Both countdown (from a set time to 0) and countup (measuring elapsed time from 0) are supported.
Related Tools
Update History
Last Updated: 2026-02-21
- 2026-02-21 Initial release