3DN file - How do I open a .3dn file?
The table below provides useful information about the .3dn file extension. It answers questions such as:
- What is the .3dn file?
- What program do I need to open a .3dn file?
- How can the .3dn file be opened, edited or printed?
- How can I convert .3dn files to another format?
Table of Contents
We hope you find this page helpful and a valuable resource!
2 extension(s) and 0 alias(es) found in database
✅ Carnivores: Dinosaur Hunter 3D Model

The 3DN file is a Carnivores: Dinosaur Hunter 3D Model. The Carnivores: Dinosaur Hunter is a hunting simulation video game.
✅ DreamPlan Home Design Software Model

The 3DN file is a DreamPlan Home Design Software Model. NCH DreamPlan is a home design software that includes all the steps, from close-ups to interior design, decoration and rendering.
Other types of files may also use the .3dn file extension.
🚫 The .3dn 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 .3dn 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.3dn
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 .3dn 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 .3dn file extension, write to us!