Method of controlling application program performance and system for the same

PURPOSE: An application program execution control method and system therefor are provided to help employees to concentrate in work time by controlling the usage of application programs according to a condition established by a manager. CONSTITUTION: A classification unit divides application programs executed in a portable terminal into permitted programs and unpermitted programs. A first establishment unit establishes the application programs by requesting the input of a secret code for the permitted application programs. A second establishment unit establishes the unpermitted application programs according to established conditions. A transmission unit transmits application program execution information to an application program execution control server(102).