ArCADia PLUS 10 is described as 'A traditional CAD software with added functionality to automate some features. Automatic insertion of walls, room formation at closing of walls, automatic lists, DWG, IFC, 3D, collision analysis, merging, automatic cross section and much more' and is an app in the Photos & Graphics category. There are more than 100 alternatives to ArCADia PLUS 10 for a variety of platforms, including Windows, Mac, Linux, Online / Web-based and iPad. The best alternative is FreeCAD, which is both free and Open Source. Other great apps like ArCADia PLUS 10 are SketchUp (Freemium), LibreCAD (Free, Open Source), Autodesk AutoCAD (Paid) and SOLIDWORKS (Paid).
DWDRAFT IntelliCAD Premium Editin - is the intelligent, powerful and affordable full-featured DWG/DGN CAD Software and is fully programmable with hundreds of third party solutions. It also provides a full suite of 2D AutoCAD® software compatible drawing tools!
Formerly Vellum Solids, Xenon™ is an associative 3D modeling software for product design and development that's easy to use. It offers history-based wireframe, solid and surface modeling with precision drawings, renderings and animation.
AutoQ3D CAD is a full 2D and 3D CAD application that allows you to create, edit and share your drawings and designs. It is intended for everybody as professionals, sketchers, architects, engineers, designers, students and more.