VariCAD Viewer is a viewer, converter and printing software working with 2D DWG, DXF, 3D STEP and 3D/2D VariCAD file formats. VariCAD viewer allows you to convert DWG to DXF and vice-versa, convert STEP to 3D IGES, SAT, SAB, PDF 3D, PRC 3D, DAE or STL formats, print 2D DWG, DXF or VariCAD formats and use batch print or batch conversions. VariCAD viewer offers settings of 3D display methods (like light source or perspective). 3D display can be also exported into high-resolution bitmap file. You can try a free trial (30-day free license). This version works just like the full version for 30 days. After purchasing a one-year license, the trial version will change to the full version. Prices are listed in the VariCAD online store.