!link! - Easterngraphics Pcon Planner
The fact that this software is free for the standard version is its biggest selling point. It offers professional-grade rendering, import/export tools, and precision modeling without the expensive subscriptions typical of the AEC (Architecture, Engineering, Construction) industry.
The UI is cleaner and more modern than many legacy CAD programs. It relies heavily on a ribbon-style interface (similar to Microsoft Office) and context menus. For someone used to SketchUp, the transition is relatively smooth, though the controls are distinct. easterngraphics pcon planner