The present disclosure provides a method and an apparatus for reminding a user based on a set position by using a mobile terminal. The method mainly includes detecting, by a mobile terminal of a user by using a wireless network, that a distance between the mobile terminal and a set position is greater than a set value and reminding, by the mobile terminal, the user of a set event according to a set reminding manner. The present disclosure can make full use of a wireless local area network (WLAN) function or a wireless communication function of a mobile terminal to determine, without any additional hardware, a position of a user by using a WLAN or a positioning system, thereby implementing a function of reminding the user.