A system and an operating method of a questionnaire sticker applying to various communication software programs are described. The system includes a server, a user platform, a user end and a sending end. The server includes a group database and a questionnaire sticker database. The group database and the questionnaire sticker database are respectively accessed by a registration interface and a sticker interface included in the user platform. The user end inputs the registration information through the registration interface, so as to create a user group or join a friend group. The sending end selects one of the questionnaire sticker models through the sticker interface to form a questionnaire sticker. The questionnaire sticker is sent to the group members through the corresponding communication software. |