A digital device and a method for controlling the same are disclosed. The method for controlling a digital device comprises the steps of displaying contents and a first interface scrolling the contents in a first shape; displaying a plurality of objects included in the first interface based on a first index order; detecting a first slide touch input moving in a first direction on the first interface; scrolling a plurality of contents based on the first direction; detecting a second slide touch input moving in a second direction on the first interface; displaying the first interface in a second shape; and displaying the plurality of objects included in the first interface based on a second index order.