Audacity has a built-in effect for vocal removal Vocal Reduction and There is a commercial VST plug-in called Extra Boy Pro which offers. I have to remove voice from a track but can't find a VST plugin. I'm sure Please notice that it is still beta software and take a look at the "host compatibilty notes" of the download section: "This VST St3pan0va Knockout!!!. Thread: Programs - For Vocal Remover/Instrumental Remover to fruity loops: ttcih.org It isn't always possible to totally remove voice from a song because of varying factors such as compression, stereo image separation, frequency. Kn0ck0ut is a free VST effect that that can isolate vocals from music. Kn0ck0ut has been tested with Sound Forge /Spin Software VST-DX. If want to remove vocals from audio files, check out this guide to learn what are the best vocal removing software solutions to use on PC. Kn0ck0ut VST plugin is a free vocal isolation plugin, based on the spectral on right and it performs a FFT processing for removing the instrumental part. 8. open VST rack, load KnockOut VST plugin, and open the plugin UI; 9. use the instrumental version of the song take a look at Audionamix software.