1)   Daniusoft Digital Music Converter 2.1.1.0
Daniusoft Digital Music Converter is a great DRM removal and conversion program. It supports these DRM: wma, wmv, m4a, asf, aac and plain: wav, mp3, ac3 input formats. The output audio formats include mp3, m4a, ac3, aac,wma, wav, ogg, ape.