Rationel - scan dit hus og ind is a free app with lots of customization options. You can scan a house and save the 3D view to your phone. You can change the position and size of each door or window. You can test various colors and choose which type you want.

You can use the app to create as many designs as you want and save them for later. You can also use it to get an idea of what your house can look like.

You can share your designs with friends or the public.

You can use the app to find out what your house can look like with new windows and doors.

You can find the settings in the menu on the left. You can change the size of each door or window.