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Best Free STEP File Viewer: Top 5 Tools for Opening STEP Files

Mar 06, 2024

If you work with 3D models or CAD designs, you may come across STEP (Standard for the Exchange of Product) files. These files are commonly used for sharing 3D data between different CAD systems. However, opening and viewing STEP files can be a challenge if you don't have the right software. In this article, we'll explore some of the best free STEP file viewers available.

1. FreeCAD

FreeCAD is an open-source parametric 3D CAD modeler that also includes a STEP file viewer. It's a powerful tool for creating and editing 3D models, and its built-in STEP file viewer allows you to easily open and visualize STEP files without any additional software.

2. eDrawings Viewer

eDrawings Viewer is a free software from SolidWorks that allows you to view, print, and review 2D and 3D CAD files. It supports a wide range of file formats, including STEP files, and offers advanced viewing options such as measurement and markup tools.

3. Autodesk Fusion 360

Autodesk Fusion 360 is a cloud-based 3D CAD/CAM tool that offers a free plan for hobbyists, startups, and students. In addition to its design and simulation features, Fusion 360 includes a built-in STEP file viewer that allows you to open and inspect STEP files with ease.

4. Onshape

Onshape is a cloud-based CAD platform that provides free access to its standard plan for non-commercial use. It offers a powerful set of 3D modeling and collaboration tools, as well as a built-in STEP file viewer for opening and reviewing STEP files.

5. Free Online STEP File Viewers

If you don't want to download and install software, there are also free online STEP file viewers available. Websites like 3DViewerOnline and ShareCAD allow you to upload and view STEP files directly in your web browser, making it easy to access and share 3D models without any additional software.

In conclusion, there are several free options available for opening and viewing STEP files. Whether you prefer a standalone software or a cloud-based solution, you can find a free STEP file viewer that meets your needs. With the right tool, you can easily access and visualize 3D data in the STEP file format without any cost or hassle.