3DD file - How do I open a .3dd file?
The table below provides useful information about the .3dd file extension. It answers questions such as:
- What is the .3dd file?
- What program do I need to open a .3dd file?
- How can the .3dd file be opened, edited or printed?
- How can I convert .3dd files to another format?
Table of Contents
- ✅ ArcGlobe Document
- ✅ Cadmatic 3DD Model
- ✅ Neuroscan 3D Coordinates Data
- 🔄 .3dd file converters
- 🚫 .3dd file related errors
We hope you find this page helpful and a valuable resource!
3 extension(s) and 0 alias(es) found in database
✅ ArcGlobe Document

The 3DD file is an ArcGlobe Document. ESRI ArcGlobe is a 3D visualization application that allows you to view large amounts of GIS data on a globe surface.
✅ Cadmatic 3DD Model

The 3DD file is a Cadmatic 3DD Model. Cadmatic is a leading developer of digital and intelligent 3D-based design, engineering and information management software solutions for the marine and plant industries.
✅ Neuroscan 3D Coordinates Data

The 3DD file is a Neuroscan 3D Coordinates Data. Compumedics Neuroscan is a leading developer of research software for neurophysiology, neuroimaging, and neurodiagnostic systems.
Other types of files may also use the .3dd file extension.
🚫 The .3dd file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .3dd file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
example.3dd
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .3dd file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .3dd file extension, write to us!