Spread3d : Pilou, Ask for Laurent Diaz at the e-mail software support and you will have a free pro version for a while ... Pro version allow a lot more functions ... version 1.4 is arrived !.

See my exemple of architectural (small) project with MOI and Sketchup : http://www.spread3d.com/demos.html#prettyPhoto[iframe]/2/

Spread is more architecture and design oriented with lot of visual graphic possibilities ... It is a "tuerie" in french ... : http://www.youtube.com/watch?feature=player_embedded&v=OGRh1ap9Bwg

Pierre.