VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Audiomack - The free SoundCloud alternative
foobar2000 - An advanced freeware audio player for the Windows platform.
SoundCloud - Enjoy music & follow favourite artists
Winamp - Winamp is a media player that allows users to play multiple-file formats, arrange media in a varied file-management system, and play unique media with AAC encoding.
SoundCloud Go - Your favorite music and new discoveries, offline and ad-free