TinkerTool System 6.93 | macOS | 29 mb TinkerTool System 6 is a collection of system utility features helping you in performing advanced administration tasks on Apple Macintosh computers. The application makes use of a self-adapting user interface which automatically adjusts to the computer model and to the version of macOS you are running. All options available in the current situation are accessible via “panes”, very similar to the techniques you already know from the System Preferences application.