Jingleplayer

Total Audio MP3 Converter converts 150 audio and video formats to 29 file formats and keeps ID3 tag. The software is very easy to use and supports batch conversion. It is full compatible with 32 bit and 64 bit Vista and Windows 7.

Tutu WMA MP3 Converteris an an all-in-one and simple tool to convert MP3 to WMA, AAC to MP3, MPEG to MP3 and WMA to MP3.

With a MIDI converter such as Direct MIDI to MP3, users have more control over the changes in their sound files. Volume, tempo, and other elements can be changed before the file is converted into an MP3 or one of several other formats.