STP Viewer is described as 'Free STP Viewer - free software that lets you view 3D STEP files (.stp, .step file format)' and is an app in the photos & graphics category. There are more than 10 alternatives to STP Viewer for a variety of platforms, including Windows, Linux, Web-based, Mac and Android apps. The best STP Viewer alternative is A360 VIEWER, which is free. Other great apps like STP Viewer are IDA-STEP Viewer, Mayo, Bootgraph CAD Viewer and eDrawings Viewer.
A secure, private 3D viewer for Google Drive to view, organize, and comment on Rhino (.3dm), STEP, STL, and OBJ files directly in the browser without downloading.
United States
The most powerful, high-speed CAD file viewer and analyzer. Very easy to use and is designed for users who are not necessarily CAD experts to enable them to explore any type of 2D/3D CAD file.
United States
Professional 3D CAD viewers and 2D viewers for easy and efficient visualization of 3D CAD models, office documents, scans, and drawings.
Germany
EU
CaniVIZ 3D CAD viewer enables easy 3D exchanges, visualizes, edits and collaborates around huge 3D models with the help of its compact VIZ file format. For Windows, Mac, Linux and Web... Compatible STL, WaveFront, 3DStudio, Step, IGES, and more...
FranceEU
VariCAD Viewer is a free viewer, convertor and printing software working with 2D DWG, DXF, 3D STEP and 2D/3D VariCAD file formats .DWB.
Czechia