[Fidelis]

Originally Posted by mgoorevich

It's very simple.
Heat was ported from Crane Song Phoenix TDM only plugin.
So the old algorithm was just inserted under the hood of Pro Tools and visually redesigned.
But in fact it's an old good Phoenix (indeed very efficient plugin).
You may want to ask Dave Hill (Crane Song) whether he's planing to go native.

I own both of them and they're very different from each other.