GCM Messenger is a smartphone messenger available for Android. With GCM it is easy to stay connected with your friends or loved ones.
*Once the users install the app, they can use it to chat as much as they want. Send a unlimited messages a day to friends without any cost. *GCM has a cool and easy to use interface. *GCM uses device Internet connection: 3G/EDGE or Wi-Fi. *There is no cost to send GCM messages to user international friends. *There is no need to handle any username or password. The app only needs your e-mail id and mobile number. *GCM always saves your messages while you are offline untill you read them during next use. So you are not going to loose any of your message while you are offline.