Postframe Manager - Version 4 PostFrame Manager 4.0 -- Create, price, and otherwise manage postframe building construction with this industry leading program. Includes 3D virtual touring and stampable 2D drawings. Calculates all labor and materials, taxes, and even special items. This version is free to use. Although intended for contractors this is simple enough to use for the average person to visualize any building he or she wishes to construct like garages, office buildings, machine sheds, warehouses, equestrian arenas, barns, etc. If you want to save money on your next construction project, postframe is the way to go. This program makes it easy.