With this all-in-one video converter, you can convert the FLAC format files into a format of your choice or you can convert the FLAC format files into Mac compatible formats such as MOV or MP4. One of the widely used ways to play FLAC files on Mac is to use the UniConverter, which provides the best conversion for a wide variety of format files. Play FLAC Files after Converting to Mac Compatible Formats Want to play your FLAC files on Mac? Read this page, you will get two solutions here. Users encounter problems while playing FLAC files on Mac because of different types of codec issues and the fact that Apple products such as Mac have not been programmed to describe various types of format files such as FLAC.