Are you in need of opening and viewing DWG files but don't want to invest in expensive software? Look no further! We've compiled a list of the top 5 free online DWG viewers that allow you to open, view, and even edit DWG files without spending a dime.

1. AutoCAD Web App

AutoCAD Web App is a powerful online tool that allows you to view, edit, and share DWG files on the go. You can access it from any web browser and make quick edits or annotations to your DWG files without installing any software.

2. A360 Viewer

A360 Viewer is another great option for opening and viewing DWG files online. It offers a user-friendly interface and supports not only DWG files but also other CAD file formats. You can easily zoom, pan, and rotate your DWG files with A360 Viewer.

3. DWG FastView

DWG FastView is a lightweight and fast online DWG viewer that allows you to open and view DWG files with ease. It also offers various editing tools, such as measuring, markup, and commenting, making it a versatile option for both viewing and simple editing of DWG files.

4. ShareCAD

ShareCAD is a free online service that enables you to open and view DWG files without the need for any installation. It provides a simple and intuitive interface for viewing and sharing DWG files, and it also supports other CAD file formats, such as DXF and DWF.

5. IrfanView

IrfanView is a popular image viewer that also supports opening and viewing DWG files. It's a lightweight and versatile tool that lets you not only view but also convert and edit various file formats, including DWG.

In conclusion, there are plenty of free online DWG viewers available that allow you to open and view DWG files without the need for expensive software. Whether you're looking for a simple viewer or a more feature-rich tool, there's an option out there for you. Give these top 5 free online DWG viewers a try and find the one that best suits your needs.