COSMOSWorks is described as 'Provides easy to use yet powerful design validation and optimization tools for designers and engineers alike. COSMOSWorks enables faster, less costly, and more optimized product development, as well as more in-depth examination of product performance than would ever' and is an app. There are more than 25 alternatives to COSMOSWorks for a variety of platforms, including Windows, Linux, Mac, Web-based and Chrome OS apps. The best COSMOSWorks alternative is SOLIDWORKS. It's not free, so if you're looking for a free alternative, you could try FEATool Multiphysics or Xcos. Other great apps like COSMOSWorks are COMSOL Multiphysics, Elmer, OpenModelica and PyDSTool.