Display apparatus, user terminal, control method thereof, computer-readable medium, system thereof

The present invention relates to a display device, display device, user terminal, a control method, a recording medium and system, and a display unit; To communicate with multiple user terminals and the communication unit; According to a plurality type of user that is received through the plurality of user terminals, display a UI that includes a plurality of items representing the contents to be shared by the plurality of users on the display unit, and the reproduction control state for the content It is to distinguish it by the plurality of users and a controller for controlling the display of the UI. Thereby, while a variety of multiple users with respect to the sharing of content, and easily can be provided by an interesting interface, allowing users to experience the value of shared activities.