Design Review CAD viewer software lets you view, mark up, print, and track changes to 2D and 3D files for free, without the original design software. Work with a variety of file formats, including: DWF, DWFx, DWG, and DXF (requires installation of free DWG TrueView software); Adobe PDF; as well as image file types such as.bmp, .jpg, .gif, .pcx, .pct, .png, .rlc, .tga, .tif, .mil, .cal, and more. Use intuitive tools to measure, mark up, and review 2D and 3D designs on the desktop. Share changes with your extended team and stakeholders, even if they don’t have the original design software. Eliminate paper and avoid misunderstandings. Take advantage of enhanced features and tools for DWF Viewer and Volo View users. Open and view high-resolution drawings, maps, and models. Measure parts, areas, surfaces, and dimensions for more accurate communication. Add comments, information, and suggestions for design changes to 2D and 3D files.