foobar2000 details (from Google Play)
foobar2000 is an advanced audio player for mobile devices.
Highlights:
* Supported audio formats: MP3, MP4, AAC, Vorbis, Opus, FLAC, WavPack, WAV, AIFF, Musepack.
* Gapless playback.
* Full support Replay Gain (playback and scanning).
* Supports playback of downloaded music from a UPnP media server."
