The application converts most video and audio files to MP3 audio format, like MP4, WMA, M4A, FLAC, AMR, CDA, OGG, AVI, WMV, AIFF, FLV, WAV, and others. This little mac app converts literally anything to MP3, including WAV to MP3, MP4 to MP3, M4A to MP3, and much more! To MP3 Converter encodes more than 200 audio and video formats to MP3 on Mac OS X effectively and quickly.