An information distribution system includes a reception unit to receive first data from an application; plug-ins respectively corresponding to types of the devices; a determination unit to determine, for each of one or more devices specified by one or more pieces of selected address specification information, whether the first data relates to the first data which is a conversion source of one or more pieces of second data having been transmitted; and a distribution unit to transmit, to the devices using the plug-ins, the one or more pieces of second data each obtained by conversion into a data format specified by the data format information a and information for identifying whether the first data which is a conversion source of the one or more pieces of second data relates to the first data which is the conversion source of the one or more pieces of second data having been transmitted.