This powerful CAD files viewer is easy to learn and use, and open to most CAD formats. It has a modern interface that complies with today's standards and works on several documents simultaneously. The program uses the exact geometry of the models. ModelScan is fully compatible with the 3D Shop range of applications. It features the comparison of two models or drawings and allows mark-up, and it has many measuring and analysis functions. ModelScan gives you access to the internal structure of your models.