Soor - Discover music a lot better on Apple Music
SubmitHub - SubmitHub makes it easy to contact music bloggers, Spotify playlisters, record labels and more. We give you all sorts of statistics and ways to filter who to send your music to.
Pyro - Spotify music voting for parties
Spotalike - Spotify playlist with similar songs, according to Last.fm
DaftCloud - DaftCloud is a free and wonderful designed SoundCloud App for macOS.
Spotify.me - Beautiful analytics on your Spotify listening habits 🎧