GCM - Online PushNotification For Android. Only send Text send. Register with App42 platform Create an app once you are on Quick-start page after registration. If you are already registered, login to AppHQ console and create an app from App Manager -> App Create link. Create a project and get your Project Id from google developer console. It would be available in Overview section of your created project. Select your created project and click on APIs option in Google developer console and enable Google Cloud Messaging for Android service. Click on Credentials from left menu -> Create New Key -> Server Key. Keep Accept requests from these server IP addresses as blank and click on Create button From AppHQ console click on Push Notification and select Android Settings in Settings option. Select your app and copy server key that is generated in Google developer console in above step and submit it. 2. Start building ...