X-Minus.pro - X-Minus.pro is an artificial intelligence-based tool that allows you to separate vocals from a song.
SoundBetter - Marketplace for musicians and music production professionals
VocalRemover.org - Vocal Remover and Isolation. Separate voice from music out of a song free with powerful AI algorithms
PrimoMusic - An iTunes alternative made to manage iPhone/iPod media files
KBIC Vocal Remover - Fast, simple voice removal online
Gemtracks - Buy instrumental backing tracks and beats for $149! Get master ownership and copyright transferred to you once purchased.