Playlist Machinery - Tools that help you create & organize your Spotify playlists
X-Minus.pro - X-Minus.pro is an artificial intelligence-based tool that allows you to separate vocals from a song.
Playlistor - Convert Apple Music playlists to Spotify and vice versa
Al Vocal Remover - Al Vocal Remover is an online audio editor that allows you to remove vocals and extract karaoke separately from a song.
Tune My Music - Transfer Playlists Between Music Services
Vocal Extractor - Vocal Extractor- Karaoke Maker (iPhone) is an app that allows you to separate karaoke and vocals from a song or audio file.