A laundry dryer comprising: a rotary drum that accommodates laundry; a heating unit that heats circulating air supplied into the rotary drum; an air supplying fan for supplying the circulating air into the rotary drum; a motor that drives the air supplying fan; a dehumidification unit that condenses and separates moisture from the circulating air which is discharged from the rotary drum; a steam generator that generates steam; a steam supplying port that supplies the steam into the rotary drum; a control unit that controls operations of the motor, the heating unit, the dehumidification unit and the steam generator, characterized in that the clothes dryer further comprises: a heat pump unit that has a compressor which compresses a refrigerant, a condenser as the heating unit for heating the circulating air, and an evaporator as the dehumidification unit for removing the moisture, wherein the control unit is configured to perform an air supplying process in which the motor is operated to supply the circulating air into the rotary drum between a drying process in which the heating unit and the dehumidification unit are operated to dry the laundry inside the rotary drum, and a steaming process in which the steam generator is operated to supply the steam into the rotary drum; wherein the control unit is further configured to: complete the drying process at a first time and simultaneously stop the operation of the compressor to stop the heat pump unit; operate the motor and drive the air supplying fan to circulate the circulating air during a period from the first time to a second time to perform the air supplying process while maintaining the state where the heat pump unit is stopped; and operate the steam generator to generate the steam from the second time (t 2) to perform the steaming process while maintaining the state where the heat pump unit is stopped; wherein the control unit is further configured to operate the motor and to drive the air supplying fan for supplying the circulating air into the rotary drum during the drying process, the air supplying process, and the steaming process. a rotary drum that accommodates laundry; a heating unit that heats circulating air supplied into the rotary drum; an air supplying fan for supplying the circulating air into the rotary drum; a motor that drives the air supplying fan; a dehumidification unit that condenses and separates moisture from the circulating air which is discharged from the rotary drum; a steam generator that generates steam; a steam supplying port that supplies the steam into the rotary drum; a control unit that controls operations of the motor, the heating unit, the dehumidification unit and the steam generator, a heat pump unit that has a compressor which compresses a refrigerant, a condenser as the heating unit for heating the circulating air, and an evaporator as the dehumidification unit for removing the moisture, wherein the control unit is configured to perform an air supplying process in which the motor is operated to supply the circulating air into the rotary drum between a drying process in which the heating unit and the dehumidification unit are operated to dry the laundry inside the rotary drum, and a steaming process in which the steam generator is operated to supply the steam into the rotary drum; wherein the control unit is further configured to: complete the drying process at a first time and simultaneously stop the operation of the compressor to stop the heat pump unit; operate the motor and drive the air supplying fan to circulate the circulating air during a period from the first time to a second time to perform the air supplying process while maintaining the state where the heat pump unit is stopped; and operate the steam generator to generate the steam from the second time (t 2) to perform the steaming process while maintaining the state where the heat pump unit is stopped; wherein the control unit is further configured to operate the motor and to drive the air supplying fan for supplying the circulating air into the rotary drum during the drying process, the air supplying process, and the steaming process. complete the drying process at a first time and simultaneously stop the operation of the compressor to stop the heat pump unit; operate the motor and drive the air supplying fan to circulate the circulating air during a period from the first time to a second time to perform the air supplying process while maintaining the state where the heat pump unit is stopped; and operate the steam generator to generate the steam from the second time (t 2) to perform the steaming process while maintaining the state where the heat pump unit is stopped; wherein the control unit is further configured to operate the motor and to drive the air supplying fan for supplying the circulating air into the rotary drum during the drying process, the air supplying process, and the steaming process.