Video answer: What is a push notification and how do they work
Top best answers to the question «Are push notifications»
Similar to desktop push notifications, mobile app push notifications are also triggered by an existing/downloaded application on your device… While Android has a default setting of opt-in and manual opt-out users, iOS does not allow apps to send notifications to users until they agree to receive messages.
A push notification is a message that pops up on a mobile device. App publishers can send them at any time; users don't have to be in the app or using their devices to receive them… Each mobile platform has support for push notifications — iOS, Android, Fire OS, Windows and BlackBerry all have their own services.
Video answer: What are push notifications on iphone