Short description of Fx Audio Tools 7.3.7: Fx Audio tools include an audio file converter that supports most common audio and video sound types such as variable bit rate MP2 and MP3 files. Other tools include a CD Audio ripper, a sound recorder, an audio file player an audio file transformer, a joiner and a splitter. Utilities include additional tools for mixing two files, converting to mono, converting to stereo and a dual file player to play two files at the same time.