[mojuba]

... and the fact that you can only use the Sonos app with it.

[microtonal]

They are going to add AirPlay 2 support once it is available:

https://www.theverge.com/2017/10/4/16418944/sonos-airplay-2-...

(AFAIK AirPlay 1 requires dedicated hardware support.)

[kiallmacinnes]

Google Play Music and Spotify both work with Sonos, without needing the awful Sonos app.

(I think you need the Sonos app installed, but, you don't need to use it)

[Tempest1981]

Don't you need Spotify Premium?

[jonah]

Or Spotify.

[i386]

Proving that yet again Apple is held by a different standard to everyone else