YouTube Music - YouTube Music is a streaming app primarily designed for Android and iOS mobile devices. The app lets individuals search for music from their favorite artists, enjoy playlists, and access 30 million musical tracks.
Magic Playlist - Get the playlist of your dreams based on a song
Pandora - Pandora Radio is a free (ad-supported) internet radio founded in 2000.
Spotalike - Spotify playlist with similar songs, according to Last.fm
Playlist Machinery - Tools that help you create & organize your Spotify playlists
The Eternal Jukebox - For when your favorite song just isn't long enough