How to set a timer of 2 hours and even if the application is turned off, it continues counting

[Taifun]

what about doing a search in the community?

I want to create a countdown timer that works even when the app is not open

I want to create a countdown timer that works even when the app is not open.

to send a notification at a specific time also when the app is closed I can offer my alarmmanager extension…

App Inventor Extensions: Alarm Manager | Pura Vida Apps

Taifun