mp3 audio for windows

decode/encode Windows Media Video (WMV, WM) and Windows Media Audio (WMA)

Free codec pack for Windows Vista, audio codec & Video codecs

To take advantage of advances in audio and video quality

enables content developers to convert both live and prerecorded audio

MP3 Audio Books Toolbar for Internet Explorer.

Free M4A WAV to MP3 Audio Converter converts audio files from m4a, wav to mp3.

Convert the uncommon 3GA format to the versatile MP3 audio format.

A handy audio converter that can work fine with OGG audio and MP3 audio.

Freeware to convert MP4 audio data to MP3 audio file

Freeware to convert AAC audio to MP3 audio