Free Upd [portable] | Solidworks Viewer
: Supports over 80 file types, including SolidWorks and STEP. Markup : Allows for online collaboration and annotations.
While primarily a CAD tool, Autodesk Fusion 360’s free Personal License acts as a surprisingly good SolidWorks viewer. It supports importing .SLDPRT and .SLDASM files. solidworks viewer free upd