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.
Magic Playlist - Get the playlist of your dreams based on a song
MySphera - When music promotion met micro-influencers
Spotalike - Spotify playlist with similar songs, according to Last.fm
SoundCampaign - We help artists by getting their music on curator’s playlists while allowing curators to gain enjoyable rewards as they explore new music.
Playlist Machinery - Tools that help you create & organize your Spotify playlists