Shazam - Shazam is a mobile app that recognizes music and TV around you.
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Discoveries.fm - Discoveries.fm is a social music platform where you can find and browse music made by your favorite artists.
foobar2000 - An advanced freeware audio player for the Windows platform.
Spotify - Map shows when two people play same song at same time
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.