How can I migrate from GCM / FCM? Pushy Support May 19, 2020 22:20 Updated Please refer to our detailed migration guides to switch over painlessly: Migrating from FCMMigrating from GCM Related articles What is MQTT? Does Pushy depend on Firebase Cloud Messaging? Is there a limit on the number of notifications I can send with Pushy? Why are my notifications delayed when my Android app is in the background? Is there an API rate limit? Comments 0 comments Please sign in to leave a comment.