Free STP Viewer - free software that lets you view 3D STEP files (.stp, .step file format).
Cost / License
- Free
- Proprietary
Platforms
- Windows



PartXplore is described as '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' and is an app. There are more than 10 alternatives to PartXplore for a variety of platforms, including Windows, Linux, Web-based, Mac and iPhone apps. The best PartXplore alternative is STP Viewer, which is free. Other great apps like PartXplore are A360 VIEWER, JT2Go, IDA-STEP Viewer and eDrawings Viewer.
Free STP Viewer - free software that lets you view 3D STEP files (.stp, .step file format).



A360 Viewer is a free online viewer for 2D and 3D designs including AutoCAD DWG, DXF, Revit RVT and Inventor IPT, as well as STEP, SolidWorks, CATIA and others. These file types can be viewed with the online A360 viewer, the free version of A360, and the paid version, A360 Team.

JT2Go is the no-charge viewing solution that includes basic 3D measurement, basic 3D sectioning, and product manufacturing information. JT is the common language of PLM and is the world’s most widely used 3D format.


Component of IDA-STEP providing core viewing functionality for all kinds of STEP files (*.stp). This component alone makes a fully usable tool for viewing PDM, CAD and other data, available as STEP (internation standard ISO 10303) files.

View, print, and review all types of eDrawings files
Built-in Viewer View and print native SolidWorks®, AutoCAD®, DWG, and DXF™ files.
Drawing Layout Open individual views in a drawing and arrange them as desired, regardless of how the views were arranged in the origi.


3D viewers for CATIA V4/V5/V6, STEP, IGES, Creo, Pro/ENGINEER, NX, JT, SolidWorks, Solid Edge and Inventor files. Take accurate measurements, cut dynamic sections, compare differences between models, review changes. View and search attributes. View, search and filter PMI.

Open Cascade CAD Assistant is a powerful offline 3D CAD viewer and converter with simple and intuitive interface, free for both personal and commercial use. Originally developed as a testbed and showcase for the Open CASCADE Technology on mobile platforms, the solution has been...




iges2step is a freeware CAD file viewer for Windows XP/2000/NT. It allows viewing IGES and STEP files and translating between them. The versions of the formats are:


Standalone multi-CAD software that allows you to view, translate, simplify geometry, access engineering info

Full-featured and budget-friendly 3D CAD viewer, especially designed for everyone to visualize and communicate engineering data. Packed with smart 3D CAD viewing, vivid 3D annotation and advanced analysis technologies, CADbro can deliver your team highly efficient internal &...

IGS Viewer is a tool for viewing international IGES standard files. IGES files (.igs, .iges file format) for 3D and assembly are often used by all major mechanical CAD systems.
