This is important to point out. I donated double because the guy (Tolriq) updates it like every week and is always adding new features.
He just added native sonos support for grouping, individual volume control etc...
By far Symfonium is the best. There is no competition.
He even helped me figure out how to find my product key when it wasnt appearing.
Currently operating on GrapheneOS w no google for a few months now with no issues at all.
Anything by Pink or Katy Perry or Vance Joy.
I believe that if there was a time anomaly and we lost all pop music from the early 2010's we would be better off as a species.
Such a dark time for music that was.