Harmony EFX is a streamlined (and incredibly affordable) version of our industry-leading Harmony Engine Evo Vocal Modeling Harmony Generator. Based on the same groundbreaking Evo™ Voice Processing Technology as its big brother, Harmony EFX puts professional quality vocal harmony arrangements within reach of any musician or engineer. Whether you're an experienced vocal arranger, a songwriter looking for that perfect backup vocal, or a composer experimenting with unique vocal effects, Harmony EFX gives you entirely new ways to create the harmony parts you hear in your head.