Computer-aided design (CAD) uses computer software to design and document products. CAD allows users to create 2D and 3D models to visualize designs from different angles. It is used across industries like engineering, architecture, animation, and manufacturing to produce detailed designs and analyze assembly processes. PTC Creo is a powerful CAD software that provides capabilities like simulation, multi-CAD data handling, and parametric and direct modeling in an easy to use and flexible package. Customers report benefits like reduced design costs, improved efficiency, and faster time to market when using PTC Creo.