yPlay 

yPlay is an MP3 player with multiple playlists and a clean interface. I find too many music players have tiny, ambiguous controls and overly complicated menu structures. I'm only interested in how quickly I can find and play a particular track or set
player quick simple small

Mp3 Filter 

Mp3 Filter is designed to find duplicates in your music collection, wherever your collection is: Hard drives, Multiple Mp3 CDs, anything. The file comparison process, which basically compare filename's words between them, is completely customizable.
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FixMP3 

FixMP3 converts a directory full of sound files into MP3 files that you can play in your DVD Player. Many home DVD Players require particular MP3 format for MP3 CDs.
dvd player dvd

URenameIT 

URenameIT is an easy to use utility for renaming files and editing MP3 tags. Transform poorly named files into intelligently named ones with a few clicks! URenameIT has a robust feature set to accomplish any renaming task or file property change.
file rename editor id3 tag file rename disk management

Midi2Wav Recorder 

With Midi2Wav Recorder you can convert MIDI files to Wav or MP3 using your sound card synthesis. It provides batch conversion, built-in mixering and tempo control. You can change the instruments in the MIDI tracks, their volume and balance.
midi2wav converter recorder midi wave wav audio

MidiSyn 

MidiSyn is a very easy to use Windows program that lets you convert your MIDI files to WAVE. You can listen to the generated WAVE files directly or you can convert them to MP3 files or even burn them into audio CDs.
midi wave audio cd