Abstract: A mobile communication device, a mobile communication method and an application manager are provided that can coordinate integration of the functionality of a new application relating to a communication service such a social networking communication service into pre-installed user interface application on the communication device. A mobile communication device is also provided that can update image data such as an avatar relating to a contact in a contact list based on the image data provided by a communication service. A mobile communication device is also provided that can determine whether the device is in a particular network and determine whether the device can access data relating to a service depending on whether the network is in a predetermined category.