The File Extensions Database


.3DG File Extension

  • Developer by: RomanLab Co. Ltd.
  • Category: Settings, options, themes or skins Files

What is an .3DG file?

.3DG is 3D Grapher plot description data

The 3dg file extension is associated with the 3D Grapher, data visualization and graph plotting software for Microsoft Windows, developed by RomanLab.

The 3dg file contains plot description used by 3D Grapher.


How to open:

Use 3D Grapher to work with *.3dg files.

How to convert:

Conversion to other formats is not possible.

How to solve problems with 3DG files

  • Associate the 3DG file extension with the correct application. On :
    Windows: Right click on any 3DG file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.3DG files". Mac: Right click (or Ctrl-click) the 3DG file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .3DG is 3D Grapher plot description data. Because only the current version supports the latest 3DG file format. Search, therefore, e.g. on the RomanLab Co. Ltd. manufacturer website after an available .3DG is 3D Grapher plot description data update.
  • To make sure that your 3DG file is not corrupted or virus-infected, get the file again and scan it with antivirus software.