CAD Sketcher is described as 'Free and open-source project looking to enhance precision workflows in Blender by bringing CAD like tools, features and usability to Blender' and is a CAD software in the photos & graphics category. There are more than 50 alternatives to CAD Sketcher for a variety of platforms, including Windows, Mac, Linux, Web-based and iPad apps. The best CAD Sketcher alternative is FreeCAD, which is both free and Open Source. Other great apps like CAD Sketcher are SketchUp, LibreCAD, Autodesk AutoCAD and OpenSCAD.