Provided is a personal fitness machine device using VR including: a driving unit collecting front location information of a user and front posture information of the user; a VR unit which collects rear location information, rear posture information, and distance information of the user; an exercise unit including a bottom frame, a footrest unit, a separation prevention unit, a back support frame, and a waist protector; and a control unit which controls the driving unit, the VR unit, and the exercise unit, compares the front posture information of the user and pre-stored posture information, and generates posture correction information.