CADProps

About the tool

Free in-browser CAD viewer: open STEP, STL, IGES, SolidWorks files and measure volume and weight. CADProps is a free browser-based CAD viewer and measurement tool for engineers, makers and 3D-printing users. Open STEP, STL, IGES, OBJ, DWG, 3MF, SolidWorks, CATIA, NX and Inventor files without installing anything, then measure volume, surface area, bounding box dimensions and weight, compare files, or convert formats such as STEP to STL. Everything is free; files open in the browser with no install.