A method and apparatus for controlling devices for a smart home service are provided. The method includes grouping devices to receive at least one command simultaneously from among devices registered to the smart home service into a group for one mode, generating mode configuration information for each mode including grouped devices for the mode and at least one command for the mode, transmitting the mode configuration information for each mode to the registered devices, selecting one of each mode for which the mode configuration information has been generated, and transmitting a mode activation request for activating the selected mode to the registered devices.