A vibration type drive device comprising: a vibration type actuator that comprises a vibrator having an electrical-mechanical energy conversion element and a contact body which move relative to each other; and a detection unit configured to detect a relative position or a relative speed between the vibrator and the contact body; and a drive control device configured to control driving of the vibration type actuator, the drive control device comprises: a drive portion configured to apply two-phase alternating current voltages to the electrical-mechanical energy conversion element; and an output unit configured to convert a control amount of feedback control based on the relative position or the relative speed into a phase difference between the two-phase alternating current voltages, and configured to output the phase difference to the drive portion by using, for driving of the relative movement in a first direction, a phase difference of a first quadrant or a second quadrant at a coordinate, and by using, for driving in a second direction opposite to the first direction, a phase difference of a third quadrant or a fourth quadrant at the coordinate, wherein the phase difference is indicated by θ, and SIN θ is taken on a vertical axis and COS θ is taken on a horizontal axis in the coordinate, characterized in that the drive control device is configured to perform driving while switching the maximum displacement positions and the minimum displacement positions of the traveling waves with each other by converting the feedback control amount based on the position or speed into the phase differences of the plurality of quadrants and switching the quadrants. a vibration type actuator that comprises a vibrator having an electrical-mechanical energy conversion element and a contact body which move relative to each other; and a detection unit configured to detect a relative position or a relative speed between the vibrator and the contact body; and a drive control device configured to control driving of the vibration type actuator, the drive control device comprises: a drive portion configured to apply two-phase alternating current voltages to the electrical-mechanical energy conversion element; and an output unit configured to convert a control amount of feedback control based on the relative position or the relative speed into a phase difference between the two-phase alternating current voltages, and configured to output the phase difference to the drive portion by using, for driving of the relative movement in a first direction, a phase difference of a first quadrant or a second quadrant at a coordinate, and by using, for driving in a second direction opposite to the first direction, a phase difference of a third quadrant or a fourth quadrant at the coordinate, wherein the phase difference is indicated by θ, and SIN θ is taken on a vertical axis and COS θ is taken on a horizontal axis in the coordinate, characterized in that the drive control device is configured to perform driving while switching the maximum displacement positions and the minimum displacement positions of the traveling waves with each other by converting the feedback control amount based on the position or speed into the phase differences of the plurality of quadrants and switching the quadrants. a drive portion configured to apply two-phase alternating current voltages to the electrical-mechanical energy conversion element; and an output unit configured to convert a control amount of feedback control based on the relative position or the relative speed into a phase difference between the two-phase alternating current voltages, and configured to output the phase difference to the drive portion by using, for driving of the relative movement in a first direction, a phase difference of a first quadrant or a second quadrant at a coordinate, and by using, for driving in a second direction opposite to the first direction, a phase difference of a third quadrant or a fourth quadrant at the coordinate, wherein the phase difference is indicated by θ, and SIN θ is taken on a vertical axis and COS θ is taken on a horizontal axis in the coordinate, characterized in that the drive control device is configured to perform driving while switching the maximum displacement positions and the minimum displacement positions of the traveling waves with each other by converting the feedback control amount based on the position or speed into the phase differences of the plurality of quadrants and switching the quadrants.