Steinberg’s VST3 is the modern standard for plugin architecture. Compared to its predecessor (VST2), VST3 offers:

One of the most notable additions in Auto-Tune Pro 11 is the integrated 4-part Harmony Engine. This allows users to create lush vocal arrangements instantly within the plugin. You can toggle individual voices, adjust panning, and set harmony intervals to turn a single vocal line into a full choir or a tight backing group. This integration streamlines the production process by eliminating the need for separate harmony plugins.

Antares Auto-Tune Pro 11 is the latest industry-standard vocal processing software, featuring two distinct modes: for real-time correction and Graph Mode for surgical precision. Core Modes & Features