A refrigerator includes a main body, a damper, a compressor, a condenser, a switchable chamber evaporator, a freezing chamber evaporator, a switchable chamber capillary tube, a bypass capillary tube, a path switching device, a switchable chamber fan, a freezing chamber fan, and a controller. The controller rotates the switchable chamber fan and the freezing chamber fan at different speeds according to satisfaction of a temperature of the switchable chamber, dissatisfaction of the temperature of the switchable chamber, satisfaction of a temperature of the freezing chamber, dissatisfaction of the temperature of the freezing chamber, satisfaction of a temperature of the refrigerating chamber and dissatisfaction of the temperature of the refrigerating chamber.