An know something completely different... let us make here a small break and write a little bit about software in Design. Today we all know and must know working on PC. However to use a 
computer program in designing you interior, is not so easy... If you are familiar with computer graphics than I recommend AutoCAD with lots of modules or ArchiCad... but we will talk about that pro tools later.
computer program in designing you interior, is not so easy... If you are familiar with computer graphics than I recommend AutoCAD with lots of modules or ArchiCad... but we will talk about that pro tools later. Now let us see what we have among free software.
SmartDraw is the ideal interior design software, I have tested it....
Design anything easily:- House Plans
- Kitchen Plans
- Bathroom Plans
- Garage Plans
- Home Offices
- Closet Plans
--> Template
Many floor plan 
examples make you instantly productive. Choose an interior design template that is most similar to your project and customize it to suit your needs. Start with the exact template you need—not just a blank screen. Add your information and SmartDraw does the rest, aligning everything and applying professional design themes for great results every time.
examples make you instantly productive. Choose an interior design template that is most similar to your project and customize it to suit your needs. Start with the exact template you need—not just a blank screen. Add your information and SmartDraw does the rest, aligning everything and applying professional design themes for great results every time.--> Symbol
You get thousands of ready-made graphics for furniture, furniture, kitchen and bathroom fixtures, lighting fixtures, cabinets, office furniture, landscape elements, and more!
--> Automatic Drawing
You don't need to be an artist to create great-looking results. Software includes beautiful textures for flooring, countertops, furniture and more.
--> Interface
You can quickly plan your home improvements or remodeling without having to learn difficult architectural software.