OneSignal is the most widely push notification service and is available for free to all developers. The plugin makes it easy to integrate your native Android or Amazon app with OneSignal.
Mobile App Attribution, In-app Analytics and User-engagement PlatformmTraction is a unified platf...
OpenBack® – Smart NotificationsMake Every Notification Count - apps can now deliver great experie...
Android Cloud to Device Messaging (C2DM) is a service that helps developers send data from server...
Uses your data but free and professional
USING SDKs?Learn how toProtect your Appfrom the Inside