Thea has shifted to a subscription-based model. If you are looking for the "best value," purchasing through an authorized reseller like Novedge can sometimes offer significant discounts compared to direct pricing. Thea for SketchUp: Getting Started Tutorial
Relies on ray-tracing hardware acceleration for interactive and production rendering. Thea For SketchUp Free Download
Operates entirely within SketchUp, allowing you to edit materials (PBR compliant) and lights without leaving the application. Thea has shifted to a subscription-based model