Architects click a button and walk through their model with lighting, materials, and entourage in a live window. Changes in the CAD program appear in Enscape right away. It can export images, videos, and VR views.
It is sold by Chaos. The quality is good for design review, but final marketing images sometimes use dedicated renderers.
D5 Render and Twinmotion are alternatives. Enscape suits architects who want quick visualization inside their modeling program.