The disclosed technology covers messaging systems and methods, and computer program products embodying such systems and methods. An example computer-implemented method includes receiving, at a message server, a plurality of messages for a plurality of remote mobile devices; and providing a single network connection between the message server and a first mobile device of the plurality of mobile devices. The first mobile device may have a first user profile and a second user profile, each with its own applications and preferences. The method may include associating the first user profile with a first user identifier, and the second user profile with a second identifier. When a message is received, and directed toward the first user profile, the method may include packaging the first message with the first user identifier, and transmitting the first message, along with the first user identifier, to the first mobile device.