The invention discloses a pre-destined person searching system based on an Android platform. The pre-destined person searching system comprises a user subsystem; the user subsystem comprises a user registration module, a user login module, a search module and a personal center management module; the user registration module is used for receiving data input by a user; the user login module is usedfor receiving data input by a user; the search module is used for receiving search data input by a user; and the personal center management module is used for receiving personal information input by auser, submitting the data in a form manner, submitting the information input by the user to the database for query, and returning an information submitting result. The user subsystem and the background management subsystem are utilized to form a complete active person searching system, functions of login, registration, search, personal information management and the like of a user can be realizedthrough the user subsystem, the user can be searched, checked and understood by other users conveniently, and the operation authority of the user can be managed through the background management subsystem.