What is a Push Notification?
A push notification is a message that gets ‘pushed’ from our servers to the devices, at the time of your choosing. It appears on the device in the same way that a text message would appear: outside of the app, on the device itself.
Responsive Web Users
Push notifications will be visible in the Notifications menu item with an indicator visible when new notifications arrive.
Here’s how they look on various mobile devices:
iOS Badge with indicator
Notification centers of iOS and Android