Take advantage of this third-generation tube FX engine to bring bite and growl to your music with the Kuassa Efektor Bass Cruncher Preamp. This is downloadable software that can run on Mac or PC. Modeled on tube amplifiers, this digital plug-in features a simple interface with a resizable window that works within your VST/VST3/AU/AAX compatible DAW. The Efector Bass Cruncher adds tonal variation to bass guitar or any low-frequency instrument.