A control method of a laundry treatment apparatus that includes a first treatment device that has a first load unit and that is configured to treat laundry and a second treatment device that has a second load unit and that is configured to treat laundry includes the action of executing a first cycle in the first treatment device by supplying electric power to the first load unit. The actions include executing a second cycle in the second treatment device by supplying electric power to the second load unit. The actions further include reducing power consumption by terminating the second cycle in the second treatment device and executing a third cycle in the second treatment device, the third cycle being different than the second cycle. The actions further include terminating the first cycle in the first treatment device. The actions further include terminating the third cycle in the second treatment device.