Are you looking for a convenient way to view and collaborate on CAD files without needing to install software on your computer? Online CAD file viewers are the perfect solution for engineers, architects, designers, and anyone else who needs to access 3D designs on-the-go. Here are some of the best CAD file viewer applications available online that you can use to effortlessly view, annotate, and share CAD files. 1. AutoCAD Web App AutoCAD is a well-known name in the CAD industry, and its web app allows you to view and edit your DWG files online. With support for various file types, intuitive tools, and easy collaboration features, AutoCAD Web App is a top choice for CAD professionals. 2. SketchUp Free This popular 3D modeling software also offers a free web-based viewer that allows you to easily access and share SketchUp files. With an intuitive interface and powerful viewing capabilities, SketchUp Free is a great option for anyone working with SketchUp designs. 3. Autodesk Viewer Autodesk Viewer is a versatile online tool that supports over 50 file formats, including DWG, RVT, and IPT. You can use it to view, review, and collaborate on 2D and 3D designs without needing to download any software. 4. Glovius Online Viewer Glovius is a feature-rich CAD viewer that offers an online version for easy access to your 3D models. With support for various CAD formats, advanced measurement tools, and collaborative features, Glovius Online Viewer is a great choice for teams working on CAD projects. 5. Onshape Onshape is a cloud-based CAD platform that includes a powerful online viewer for viewing and editing 3D models. With real-time collaboration, version control, and access from any device, Onshape makes it easy to work on CAD designs with your team. Whether you're an engineer, architect, or designer, these online CAD file viewers provide the convenience and flexibility you need to access, review, and collaborate on 3D designs from anywhere. Try out these top-rated online CAD viewers to streamline your workflow and simplify your CAD file management.