Google Cloud Messaging and Firebase- Google Developers Blog

What this post added

This post announces the evolution of Google Cloud Messaging (GCM) into Firebase Cloud Messaging (FCM), a unified platform for sending messages to Android, iOS, and web clients. It highlights the benefits of FCM, including a single API for all platforms, improved reliability, and enhanced features for message delivery and targeting. The post also details the migration path from GCM to FCM for existing applications.