GSnap is arguably the most stable and popular free pitch correction tool ever made for older 32-bit systems.

If you are looking for the best balance between modern workflow and sound quality, is the industry standard for free plugins.

Graillon 2 is widely considered the best free pitch correction plugin available. The free version features their acclaimed pitch correction module, which delivers smooth, transparent tuning or hard-tuned robotic effects. All-purpose vocal tuning and modern pop effects.

It is highly intuitive if you want an instant, heavily processed modern rap or pop vocal sound. How to Install Free VSTs in Adobe Audition 15 Follow these steps to scan and load your new plugins:

To get that professional or robotic sound for free in Audition 1.5, consider these compatible VST plugins: Graillon 2 (Free Version)