nanoCAD is described as 'Pro-grade 2D CAD system with native DWG support and full customizability. It is totally free, for business, professional, or personal purposes. It is fast, lightweight, capable, and , unlike most free CAD programs, completely uncrippled. nanoCAD includes:' and is a CAD software in the photos & graphics category. There are more than 50 alternatives to nanoCAD for a variety of platforms, including Windows, Mac, Linux, Web-based and iPad apps. The best nanoCAD alternative is FreeCAD, which is both free and Open Source. Other great apps like nanoCAD are LibreCAD, Autodesk AutoCAD, SOLIDWORKS and Dune 3D.