Ecdesign - Ecdesign.
Ashampoo 3D CAD Professional 10 - Ashampoo 3D CAD Professional 8 is a complete CAD solution for the designers and decorator that are looking for the centralized way to get done with their interior designer.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
3Dream - Design your room in 3D quickly and easily.
autodecco - autodecco is the name of a highly advanced interior design software that is being backed by the advanced AutoCad technology to let the users to save their time and get more and more from this software.
Planoplan - Free simplest online tool for 3D interior design