MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
What's going wrong with them? Do you have a pix? I originally used Makerbot Desktop and they seem to do OK with Simplify 3D. I could make them a little thicker if they're too thin. I guess it's not a drooping problem if you tried the no-supports one and added your own supports.