Sweet Home 3D is a free interior design application that helps you placing your furniture on a house 2D plan, with a 3D preview. Sweet Home 3D comes with 50 pieces of furniture, but you may also import some additional objects in it. To get more objects, please visit this regularly updated page.
Print, plan export with Copy/Paste. Sweet Home 3D provides a full help accessible from its Help > Sweet Home 3D Help menu.