SicMu Player (tree view based music player)

Lightweight audio player which features a single over-all playlist with every song on the device. Songs can be easily browsed following folder hierarchy: great for big music playlist. Play mp3, ogg, flac, midi, wav, mp4, 3gp. Open-source, the SicMu Player is also available on F-Droid. Smp and GitLab. Detailed features: sorted by artists, albums and track number.