The invention relates to a method and device for clearing zombie fans from a WeChat contact list. The device comprises a Socket connection module for building communication connection between a personal computer and a mobile phone terminal based on a socket port, a command sending module for enabling the personal computer to send a zombie fan clearing command to the mobile phone terminal, a control module for enabling the personal computer to control the mobile phone terminal, a first group building module for enabling the personal computer to control the mobile phone terminal to build a WeChat group; an identification module for enabling the personal computer to identify blue-marked contacts in the WeChat group; and a deletion module for enabling the personal computer to control the mobile phone terminal to delete the blue-marked contacts.