VK Player - Search, listen and download to any music from vk.com. Very easy to use.
VPlayer - VPlayer - a free music player for VKontakte.
MX Player - Powerful video player with advanced hardware acceleration and subtitle support.
Spotify - Map shows when two people play same song at same time
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
WireShare - WireShare is a fork of the original LimeWire open source project.