25 Best Free CAD Viewer Software

Here are 25 best free CAD viewer software. These let you open and view CAD files in various formats easily. All these CAD viewer software are completely free and can be downloaded to Windows PC. These free software offer various features, like:  load and view sketchup, PLT, DXF, and DWG files, lets you open and view CAD files of various types, gives you the option to convert .dwg files into supported formats, compare, mark up, print and view 3D and 2D models, maps and drawings without the need of CAD software, print, measure, and view programs for AutoCAD, hybrid projects and MicroStation, easily open and view IGES (2D), Varicad, DXF (2D), DWG (2D), and STEP (3D) files etc.  So, go through this list of free CAD viewer software and see which ones you like the most.

You can also check out best free image viewer software and best free process viewer software.

DoubleCad XT

DoubleCad XT is a free and handy CAD viewer software for your computer. With the help of this freeware you can load and view sketchup, PLT, DXF, and DWG files. DoubleCad XT is also a CAD (Computer Aided Design) application. You can try out this freeware to open and view CAD files of various types. 

Autodesk DWG TrueView free

Autodesk DWG TrueView free is a free CAD viewer software for your computer. With the help of this freeware you can easily view .dwg files. Apart from viewing the .dwg files, this freeware also gives you the option to convert new .dwg files into a supported format, so that they can be opened with all the versions of AutoCAD. e.g. old as well as new versions. 

Autodesk Design Review

Autodesk Design Review is a free and handy CAD viewer software for your computer. With the help of this freeware you can compare, mark up, print and view versions of 3D and 2D models, maps and drawings without the need of CAD (Computer Aided Design) software. You can try out this freeware to view CAD files in a variety of formats supported by this freeware.  

Bentley View

Bentley View is a free, useful and handy CAD, DGN and DWG file viewer software for your computer. With the help of this freeware you can print, measure, and view programs for AutoCAD, hybrid projects and MicroStation. You can try out this freeware to view .dwg, .dgn, and CAD files. 

VariCAD Viewer

Varicad Viewer is a free and useful CAD viewer software for your computer. It is based upon VairCAD. You can easily open and view IGES (2D), Varicad, DXF (2D), DWG (2D), and STEP (3D) files. By using this freeware you can also convert DXF to DWG file format and DWG to DXF file format. 

Free DWG Viewer

Free DWG Viewer is a free CAD viewer software for your computer. With the help of this freeware you can easily view DWF, DXF, DWG and CSF (IGC format) files without installing AudoCAD or any other CAD software in your PC. It provides various viewing options to you. By using this freeware you can also magnify, mirror, rotate, zoom and pan images. 

AnyCAD Viewer

AnyCAD Viewer is a free CAD viewer software for your computer. With the help of this freeware you can easily view CAD files in various formats such as .iges, .3ds, .mdl, .obj, .md2, .stl, .dxf, .fbx, .step etc. You can tryout this freeware to open and view CAD files in multiple formats. 

Mini CAD Viewer

Mini CAD Viewer is a free and handy autocad viewer software for your computer. With the help of this freeware you can easily view and open AutoCAD files. Mini CAD Viewer is a lightweight software. It supports CAD file formats e.g. DXF, and DWG etc. You can try out Mini CAD Viewer to open AutoCAD files. 

DWGSee Plus Viewer

DWGSee Plus Viewer is a free and handy CAD viewer software for your computer. With the help of this freeware you can open and view AutoCAD files easily without installing any CAD software on your PC. DWGSee Plus Viewer is a lightweight and simple application. It supports DXF and DWF file formats. 

AutoCAD Drawing Viewer

AutoCAD Drawing Viewer is a free and handy AutoCAD viewer software for your PC. With the help of this freeware you can open and view AutoCAD files easily and quickly. The file formats supported by this freeware are DXF and DWG. Its main features are copy drawings to clipboard, print drawings, set layer color, view layer information, turn off/on image layers, replace and find text, replace and find attribute values. View text and attribute values, view drawing information etc. 

eDrawings Viewer

EDrawings Viewer is a free and handy CAD viewer application for your computer. With the help of this freeware you can view designs or drawings made by any CAD tool. By using this freeware you can also print DWG and AutoCAD DXF files. It will also support file formats such as BMP, TIFF etc. 

DraftSight

DraftSight is a free CAD viewer software for your computer. With the help of this freeware you can edit, make, and view DXF and DWF files easily. Apart from viewing the DXF and DWF files you can also build various plans and designs by using this freeware. It can also export your projects to various formats such as PNG, PDF, and JPG etc.

IrfanView

IrfanView is a free and handy CAD file viewer software for your computer. With the help of this freeware you can easily view DWG files. IrfanView supports a variety of file formats e.g. DWF, CGM, SVG and many more. By using this freeware you cannot edit or change a DWG file, you can only view DWG file. 

Autodesk DWF Viewer

Autodesk DWF Viewer is a free and handy CAD viewer software for your computer. With the help of this freeware you can easily print and view 3D and 2D models, maps and drawings in the DWF format. This freeware is only a DWF viewer application. So you can not edit or modify DWF files by using this freeware. 

STP viewer

STP viewer is a free and handy CAD viewer software for your computer. With the help of this freeware you can view various CAD models e.g. 2D and 3D objects. By using this freeware you can also edit shade or color of 3D objects and wireframes. To view CAD project files you can tryout this freeware. 

MyCAD Viewer

MyCAD Viewer is a free CAD viewer software for your computer. With the help of this freeware you can view DXF, DWG and SolidWorks CAD files. By using this freeware you can open or save documents in various formats supported by this freeware. To use this freeware, there is no need to install eDrawing or SolidWorks in your computer.

SolidView

SolidView is a free CAD viewer software for your computer. With the help of this freeware you can see 3D files in SolidWorks, SVD and STL formats. You can also print, rotate and view 3D pictures by using this freeware. SolidView is a lightweight software. If you need a free CAD viewer software for viewing 3D projects then you can tryout this freeware. 

AnyCAD DWGViewer

AnyCAD DWGViewer is a free CAD viewer software for your computer. With the help of this freeware you can view DWG files easily. This freeware also converts DWF files into various formats e.g. convert DWG to image, DWG to DWF, DWG to DXF, DWG to SVG, DWG to PDF etc. 

CadFaster

CadFaster is a free CAD viewer software for your computer. With the help of this freeware you can easily view CAD files in various formats supported by this freeware e.g. HSF and STEP file formats. If you are looking for a free CAD viewer software for viewing HSF and STEP project files then you can tryout this freeware. 

CityCAD Viewer

CityCAD Viewer is a free CAD viewer software for your computer. With the help of this freeware you can view and open city models easily. City models supports URB format. By using this freeware you can easily share the city models with other people. You can tryout this freeware to open and view city models easily. 

3D-Tool

3D-Tool is a free CAD viewer software for your computer. With the help of this freeware you can view and open native 3D tool files and STL files (2D and 3D) easily. This freeware also lets you view 2D & 3D CAD files. By using this freeware you can mark-up, measure, graphically analyze and visualize your 3D CAD projects. 

TatukGIS Free Viewer

TatukGIS Free Viewer is a free CAD viewer software for your computer. With the help of this freeware you can easily open and view Mapinfo, ArcExplorer, ArcView projects, raster images, and CAD/GIS vector image files. If you are looking for a free CAD file viewer software for your computer then you can tryout this freeware. 

Express 3D

Express 3D is a free and handy CAD file viewer software for your computer. With the help of this freeware you can view CAD files in a wide variety of formats e.g. point cloud (.xyz), PDF, CGR, STL, VDA, STEP, IGES, Parasolid, JT, Solid Edge, Solidworks, Unigraphics/Siemens and many more. 

AIGraph CAD Viewer

AIGraph CAD Viewer is a free and handy CAD file viewer software for your computer. With the help of this freeware you can view DXF and DWF project files easily. Apart from viewing these files it can also convert CAD files into various formats. You can tryout this freeware if you need a free CAD viewer application. 

Bentley DGN Reader

Bentley DGN Reader is a free and handy CAD file viewer for your computer. By using this freeware you can view 3D and plain models of DGN project files. This freeware easily integrates itself into the Microsoft Office and Windows Explorer etc. There is no need for you to install any expensive CAD software to view CAD files.