It is easy to use for the operation steps being similar to the windows version.

When the conversion is finished, you can run the iMovie, build a new project, and then drag the converted files to the work space to make personal files.
When the task is finished, In the Menu bar, Click "File" -> "Export" and save it as QuickTime video.

Download Aiseesoft DVD Ripper for Windows (put DVD into Windows Movie Maker)
Download Aiseesoft DVD Ripper for Mac (put DVD into Apple iMovie)