Poweramp - Music Player for Android
Vinyl Music Player - A fork of Phonograph Music Player that "makes all Pro features free, as they used to be".
AIMP - AIMP : Free Audio Player : Официальный сайт программы
VPlayer - VPlayer - a free music player for VKontakte.
Oto Music - Oto Music is an Android music player app that features Chromecast support, an equalizer, a ton of music controls, and functionalities.
RockPlayer - RockPlayer is a video player that supports nearly all formats.