SolidWorks is a three dimensional mechanical CAD program that works on Microsoft Windows. This year SolidWorks sold its one millionth permit, making it among one of the most preferred items in the 3D mechanical CAD market. With its Windows-like user interface and also use conventional conventions, such as toolbars, menus, as well as icon command buttons, SolidWorks really feels familiar and is relatively very easy to use considering its complicated nature.