Halo Downmix along with 3D extension.
The 3D Immersive Extension option for Halo Downmix adds the ability to downmix from version 7.1.2 - the format used for Dolby Atmos songs.

Halo Downmix enables precise mixing, surround sound balancing, mix monitoring and sophisticated stereo folding. An adhesive that combines your workflow and allows you to deliver surround and stereo sound with ease and without compromise.

Create better downmixes and increase the downmix compatibility of your spatial mixes with an interface perfectly designed for the task. Halo Downmix is the ideal complement to any surround sound workflow.

• Mix surround sound to stereo
• Adjust the surround sound
• Regulate low frequency content
• Keep dialogues clear
• Control excessive ambient noise
• Remove delay artifacts
• Monitor surround sound and stereo on site

DOWNLOAD
http://www.nugenaudio.com/register.php 

INFO
https://nugenaudio.com/halodownmix