A mobile terminal and controlling method thereof are provided. A method of controlling a mobile station according to one embodiment of the present invention comprises displaying a 3D user interface including at least one portion of a stereoscopic structure on a touchscreen, in which a plurality of layers including at least one icon are arranged centering on a central axis by being spaced apart from each other with a prescribed gap in-between, detecting a touch input of a first pattern via the touchscreen, and giving different 3D depths to at least one or more layers included in the 3D user interface among a plurality of the layers, respectively, and changing a position of each of a plurality of the layers according to a touch input of a second pattern in a manner of rotating centered on the central axis.