Are you in need of a reliable and free STP viewer for your 3D models? Look no further! Whether you're a beginner or a professional, having the right tool to view and interact with your STP files is essential. Here's a roundup of the best free STP viewers available to help you with your 3D modeling needs.

1. FreeCAD: FreeCAD is an open-source parametric 3D CAD modeler. It supports various file formats, including STP, and provides a user-friendly interface for viewing and editing 3D models.

2. eDrawings Viewer: eDrawings Viewer is a free software from SOLIDWORKS that allows you to view and collaborate on 3D CAD models and 2D drawings. It supports multiple file formats, including STP, and offers powerful visualization tools.

3. STP Viewer: STP Viewer is a free software that allows you to view, measure, and convert STP files. It provides a simple and intuitive interface for exploring 3D models and comes with handy measurement tools.

4. A360 Viewer: A360 Viewer is a web-based tool from Autodesk that enables you to view 2D and 3D files on the go. It supports various CAD file formats, including STP, and offers real-time collaboration features.

5. Online 3D Viewer: Online 3D Viewer is a free web-based tool that allows you to upload and view 3D models in various formats, including STP. It offers a simple and straightforward way to visualize your 3D designs.

With these free STP viewers, you can easily view, inspect, and collaborate on your 3D models without the need for expensive software. Whether you're a student, hobbyist, or professional, having access to these tools can greatly enhance your 3D modeling workflow. Explore the features and capabilities of each viewer to find the best fit for your specific needs and start working with your STP files today!