Shareware: You can try this program, but this version has some limited features or time usage restrictions. You should purchase it in order to remove those limits.
4Musics Multiformat Converter - tool for converting between most popular audio formats: MP3, WMA, OGG, WAV, CDA (CD Ripper), AAC, M4A, AC3, AIFF, AMR, AIFF etc. and extract audio from video files (WMV, AVI, MPEG1,2, MP4, 3gp, MOV, FLV, SWF, ASF) .
-converting in 1 click!
-Fast Converting Speed: Audio format conversion executes directly without any temporary files, and thus enables high converting speed and economy ...