At the risk of pointing out the obvious: Google's Spotify clone, "YouTube Music", has such miracles of UX design as: - a dislike button - a playlist that works like you'd expect - a "play album" button And tons of other similar totally obvious things that Spotify doesn't have¹ for no good reason at all. If you have no qualms about using a Google product that might end any day, then I think it's simply just Spotify, d…
Web: It doesn't show +1/-1/volume/whatever unless its window is smaller than 1280px IIRC. Volume control is useless because it's too loud even at minimum+1.
Android: Adding playlist/+1/whatever shows toast at the bottom of screen, it blocks pulling drawer for about 10 secs.