The two music streaming services I often swap between are Spotify and Apple Music. I prefer Spotify for a number of different reasons, the main reason being I like its music discovery algorithm more than any other service.
You have your own for your reasons.
But every now and then, there’s that case when someone sends me a song and, if I like it, I want to add it to Spotify. Or maybe I know they use Apple Music so I just want to send them a link directly to that song so they don’t have to try to

