A method by which a server controls plural devices includes receiving a trigger signal generated by a sensor in a home in response to a mobile device being present at a specific location in the home, determining devices corresponding to the specific location by using the trigger signal, receiving context information indicating a situation of a user from the mobile device, selecting context information related to operations of the determined devices from among the received context information by using keywords respectively related to the devices, each of the operations corresponding to each of the devices, and providing the selected context information to the devices respectively so that each of the devices performs the operations.