Sketchup-To-Go
I can not insist any more! Use SketchUP! Helloooo….
It is a simple 3D software, developed for architects, by architects. To understand more about it, check out go-2-school video tutorials. You can build and explain your all of your ideas directly & live to your client without moving around your hands hitting expensive vases. Stop wasting your time, and start sketchup’ing