DWG Viewer 3D is a tool for quickly viewing and printing 2D and 3D CAD files and supports all versions of DWG and DXF, as well as quickly converting .dwg and .dxf files to PDF, which adds some 3D graphics operation to DWG Viewer 2D.

Languages for CAD: Latin, Arabic, Cyrillic, Greek, Turkish, Hebrew, Baltic, Vietnamese, Thai, Japanese, simplified Chinese, traditional Chinese, Korean.

Main features:

1. Double-click to open the local CAD file.
2. Drag to change the position of the view.
3. Zoom the view:
Zoom in and out by clicking on the zoom button.
Roll the mouse to zoom in and out of the view.
Zoom Extents: zoom the view to the maximum extent.
Zoom Window: zoom the selected view to the window.
4. Rotate the view:
Rotate the view 90 degrees counterclockwise,
Rotate the view 180 degrees counterclockwise,
Rotate the view 90 degrees clockwise.
5. Free dynamic observation: look at objects from different perspectives.
6. Switch the background color of the view.
7. 3D View:
Face Top, Face Bottom, Face Left, Face Right, Face Front, Face Back.
Face SW, Face SE, Face NW, Face NE.
8. Print the view.
Print the current view.
Print the selected view through Zoom Window.
Print the entire view through Zoom Extents.
Change the paper type and size, similar to AutoCAD printing.
9. Save .dwg and .dxf files as PDF.

Note: Set the default open mode for .dwg and .dxf files, users can double-click to open the local cad files.

We regularly update the product, if you have any questions or suggestions, please send a message to the mailbox(, or leave a message on our website.

If you are enjoying the app, please consider leaving a review or rating.

What’s New

Version 2.5

Version 2.5
Support for viewing the latest version of DWG files(2018).
Note:If you can't open the DWG file, please update to the latest version(2.5)

Version 2.4
● Bug fixes: Some files crash when switching layouts and views.
● Bug fixes: Some files crash due to unsupported fonts.

Version 2.2
● Change the app name to DWG Viewer 3D.
● Print DWG and DXF.

Version 2.1
● Solve the problem of garbled characters, mainly Chinese, Japanese and other non-english characters.

Ratings and Reviews

LeakyCrankcase ,

Won’t open a basic .dwg file

Attempted to open a .dwg file (only 11MB in size) and it is telling me the file type is unsupported. Complete waste of my money. I’d like a refund.

Developer Response ,

Hi, sorry for this question, can you send your .dwg files to our email(, we will try to solve this problem, thanks..

MEI918 ,

doesnt work

Bought basic dwg converter but file is larger than 100k so it instructed me to purchase 3D viewer which I did and it still doesnt open, please advise ASAP


Lun Peng
64.4 MB
OS X 10.7 or later, 64-bit processor
Age Rating
Rated 4+
Copyright © 2017年 Moonlight-Beauty. All rights reserved.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

More By This Developer