3DD File

What are 3DD files and how to open them

Are you having problems opening a 3DD file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a 3DD file?

3DD files have multiple uses, and 3D-Calc Spreadsheet is one of them. Read more about the other uses further down the page.

3D-Calc Spreadsheet

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open 3DD files

Important: Different programs may use files with the 3DD file extension for different purposes, so unless you are sure which format your 3DD file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested four different 3DD openers which you will find listed below.

Last updated: June 29, 2022

More file formats using the 3DD extension

Through our research of 3DD files, we know that the following formats exist. However, we have not yet analyzed them in detail.

  • Generic 3D Drafting Drawing

Various apps that use files with this extension

These apps are known to open certain types of 3DD files. Remember, different programs may use 3DD files for different purposes, so you may need to try out a few of them to be able to open your specific file.

ArcGISArcGISUser submitted
cadwork Start Applicationcadwork Start ApplicationUser submitted
CadworkCadworkUser submitted
3DPlus Application3DPlus ApplicationUser submitted

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about 3DD file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.