Wings 3D is a subdivision modeler inspired by Nendo and Mirai from Izware. It is possible to assign materials, vertex color, UV coordinates and textures, but there will be improvements in those features before Wings goes 1.0.
Current Version: sourceforge.net/project/showfiles.php?group_id=33028&package_id=25098
Unity Scale Calibration
There is no support in Wings for doing animations.
Exporting to Unity