There are several software options available for designing cars on a computer. Some of the best car design software includes 3DSourced Blender, Adobe Illustrator, Fusion 360, Rhino 3D, and Autodesk Alias. These software programs are used by professionals in the automotive industry to create detailed 2D and 3D designs of vehicles, from the exterior to the inner components. They allow for efficient and precise design and development, enhancing the overall quality of the final product. Additionally, there are car design apps available for iPhone, iPad, and Android devices, making it easier for designers to work on the go.