Abstract: Provided are an apparatus and method for a customized service. The customized service providing method is a customized service providing method performed by a processor of a customized service providing device, including: collecting survey response information and images from a customer in response to survey request information and image request information provided to a customer for diagnosis of at least one of the skin of the customer and a scalp of the customer; generating a diagnosis result for at least one of the skin of the customer and a scalp of the customer based on the survey response information and images; generating and providing recipe information for manufacturing a customized product with respect to the diagnosis result; and transmitting, to a product manufacturing device, manufacturing instruction signal of customized products including recipe information, based on customized product purchase signals received from the customer.