A display device and a method of controlling therefor are disclosed. The display device includes a display configured to include a first touch display area which is arranged to display content toward a first direction and a second touch display area which is arranged to display content toward a second direction corresponding to an opposite direction of the first direction, a sensor unit configured to detect a gripped state of the user and a rotating state of the display device and when it is determined that the second touch display area is facing the first direction at which the user is positioned based on the gripped state and the rotating state, a controller configured to change a display mode within an identical content which is outputted in the second touch display area.