Heartbeat - Listen to music with your friends together, on Spotify
Spotify.me - Beautiful analytics on your Spotify listening habits 🎧
Liyo - Stream your favorite music live with friends 🎶
SpotMenu - Spotify and iTunes in your macOS menu bar
Festify - Festify is a free Spotify-powered app that lets your guests choose which music should be played...
Surface Studio - A brilliant screen for your ideas, from Microsoft