1. An application management method, comprising: receiving auxiliary information associated with a plurality of applications installed on a user device; analyzing the auxiliary information based on a plurality of predetermined rules, and generating at least one analysis result for at least one of the applications; and automatically performing application management upon the applications installed on the user device according to analysis results of the applications, wherein the application management is selectively enabled and performed upon the at least one of the applications according to the at least one analysis result.