Abaqus Unified FEA is described as 'The Abaqus Unified FEA product suite offers powerful and complete solutions for both routine and sophisticated engineering problems covering a vast spectrum of industrial applications. For example, in the automotive industry engineering work groups can consider full vehicle' and is an app. There are more than 25 alternatives to Abaqus Unified FEA for Windows, Linux and Mac. The best Abaqus Unified FEA alternative is SOLIDWORKS. It's not free, so if you're looking for a free alternative, you could try Elmer or MYSTRAN. Other great apps like Abaqus Unified FEA are Catia, COMSOL Multiphysics, ANSYS Workbench and COSMOSWorks.