A file edit method and apparatus that allows editing and utilizing various audio files stored in the mobile terminal in an intuitive manner are provided. An audio file edit method for a mobile terminal includes executing an audio file edit application in response to a touch event detected on a touch screen, selecting at least one audio file to be edited by means of the audio file edit application in response to a touch event detected on the touch screen, displaying an oscillation graph representing the at least one audio file within an oscillation window, selecting a part of the oscillation graph in response to a touch event detected on the touch screen, and displaying the selected part of the oscillation graph within an edit window.