An apparatus and method for automatically controlling screens displayed on two display units installed in a mobile terminal are provided. The apparatus includes a first display disposed on a front surface of the mobile device; a first user input device disposed on the front surface; a second display disposed on a rear surface of the mobile device; a second user input device disposed on the rear surface; and a controller configured to selectively operate at least one of the first display, the second display, the first user input device, and the second user input device according to detecting a user input or an operation being performed by the mobile device.