Free Online Compare DWG Documents

Online diff tool that allows to compare two DWG documents from any device, with a modern browser like Chrome, Opera and Firefox.

DWGAutoCAD Drawing Database File

Files with DWG extension represent proprietary binary files used for containing 2D and 3D design data. Like DXF, which are ASCII files, DWG represent the binary file format for CAD (Computer Aided Design) drawings. It contains vector image and metadata for representation of contents of CAD files.

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How to

 How to compare, view & download changes of a DWG document using GroupDocs Comparison App

  • Click inside the file drop area of source & target files to upload DWG files or drag & drop DWG files.
  • Click "Compare Now" button to compare/view/download changes instantly.
  • View document pages.
  • View list of changes in a panel.
  • View and navigate between pages.
  • View pages thumbnails.
  • Set page view zoom-in or zoom-out.
  • Download the DWG output file with changes.
  • Download the DWG output file in images format.
  • Download the source & target DWG files without changes.
Fast and easy

Fast and Easy DWG Comparison

Upload your DWG document and you will be redirected to the DWG Comparison Viewer app with great user experience and many more features.


Compare DWG from Anywhere

It works from all platforms including Windows, Mac, Android and iOS. All DWG files are processed on our servers. No plugin or software installation required for you..


Comparison Quality

Powered by GroupDocs.ComparisonAll DWG files are processed using GroupDocs APIs.

Other Comparison file formats

You can also compare many other file formats. Please see the complete list below.