Are you in need of a CAD viewer but don't want to spend a hefty sum on software? There are plenty of free CAD viewer options available online that let you view CAD files without the need for expensive software licenses. Here are some of the best free CAD viewer options to consider:

1. AutoCAD web app: AutoCAD offers a free web app that allows you to view, edit, and share CAD drawings in your web browser. It's a convenient option for users who want to access CAD files without the need for a software installation.

2. A360 Viewer: A360 Viewer is a free online tool by Autodesk that allows you to view 2D and 3D CAD files without the need for any special software. It supports a wide range of file formats and offers easy sharing options.

3. eDrawings Viewer: eDrawings Viewer is a free CAD viewer by Solidworks that allows you to view and share 3D models and 2D drawings. It's available for both Windows and Mac, and also has a mobile app for viewing CAD files on the go.

4. DWG FastView: DWG FastView is a free CAD viewer that supports DWG, DXF, DWF, and other CAD file formats. It offers basic viewing and markup tools, making it a handy option for quick CAD file access.

5. OnShape: OnShape is a free online CAD viewer that allows you to view and collaborate on CAD files in your web browser. It's a great option for users who need to access CAD files from anywhere with an internet connection.

In conclusion, there are plenty of free CAD viewer options available online that provide easy access to CAD files without the need for expensive software. Whether you need to view, share, or collaborate on CAD files, these free online tools have got you covered. Make sure to explore these options and find the one that best fits your needs!