All the library elements are described in imperial dimensions although when working on a metric plan they are inserted at about the right size. There is a strong American bias in the building materials and no provision to add additional materials. A 3D interior view of a single story plan with cabinets, appliances and furniture. DreamHouse can add a hip or gable roof to your plan in a flash. This program gives a 90MHz Pentium a good workout and more grunt is desirable if you're in a hurry.
Ease of use is offset against flexibility.
Ceiling heights are fixed as are window sill heights. It can be difficult to get internal walls to align with external walls as they would align when built. It also keeps track of your materials and quantities can produce a materials list any time. You should base a purchasing decision solely on this information.