Privacy
A short notice for people using the countdown and the other time tools.
The countdown runs in your browser. No account is required.
Chosen times, volume, sound, theme and alarms stay on this device in local storage. Clearing site data removes them.
The host only sees what a normal website sees, such as IP address and browser, in order to deliver the page. Visit statistics may be measured.
Privacy questions can go to privacy@donghodemnguoc.org. This notice is effective from 24 September 2025 and was updated on 17 October 2026.
How to use it
- Durations, volume, sounds, theme and alarms stay in this browser.
- To remove them, clear this site’s data in the browser.
- Privacy questions go to privacy@donghodemnguoc.org.
Common questions
Where are the settings stored?
On this device, in the browser’s local storage. The server does not keep the alarms.
How do I delete them?
Clear this site’s data in the browser. Alarms, theme and volume go with it.