VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Musicolet - Musicolet is a small yet feature-rich offline Music Player for Android.
AIMP - AIMP : Free Audio Player : Официальный сайт программы
Palco MP3 - Palco MP3 is the largest Brazilian application for independent artists and offers more than 1 million songs for you to listen and download on your mobile device.
foobar2000 - An advanced freeware audio player for the Windows platform.
Audiomack - The free SoundCloud alternative