The present invention relates to the field of communications technologies, and provides an application displaying method and a mobile communication terminal based on a user's habit. The method includes: when the mobile communication terminal runs an application, acquiring a statistical value of displaying in a landscape manner and a statistical value of displaying in a portrait manner when the mobile communication terminal previously ran the application, comparing the statistical value of the landscape-manner displaying and the statistical value of the portrait-manner displaying to acquire a displaying manner corresponding to a larger displaying statistical value; and displaying a display interface of the application of the mobile communication terminal in the displaying manner corresponding to the larger displaying statistical value.