Convert the 13 most popular audio formats with just a click of a button. The audio converter supports MP3, WMA, WAV, MP2, OGG, AAC, AC3, ADPCM, AIFF, AMR, MPC, GSM and VOX. Two way conversions so you can convert your AAC files to OGG files and OGG to AAC. Ability to change audio file bitrates, frequency controls and channels. Why buy an MP3 to WMA converter for $29 when you can buy all of the above for the same price!