Hi! I'm trying to create an app where after a user taps a button to start a workout, 8 minutes later the app sends a push notification to their phone even when the app is closed and the phone is turned off. How do I implement this?
Hi! I'm trying to create an app where after a user taps a button to start a workout, 8 minutes later the app sends a push notification to their phone even when the app is closed and the phone is turned off. How do I implement this?