A head mounted display (HMD) device and a control method thereof are disclosed. An HMD device according to the present disclosure may include a communication unit configured to perform communication with a mobile terminal, a display unit displayed with a first region of virtual space content received from the mobile terminal, and a controller configured to display an image object for generating a command for a command input region in the first region and control the image object to move along a user's head gesture when the command input region is displayed in the first region. Furthermore, the controller may fix the image object to the first region while the first region of the virtual space content is switched to a second region corresponding to the user's head gesture when the command input region disappears.