12DA file - How do I open a .12da file?
The table below provides useful information about the .12da file extension. It answers questions such as:
- What is the .12da file?
- What program do I need to open a .12da file?
- How can the .12da file be opened, edited or printed?
- How can I convert .12da files to another format?
Table of Contents
- ✅ 12d Model Archive Data
- 🔄 .12da file converters
- 🚫 .12da file related errors
We hope you find this page helpful and a valuable resource!
1 extension(s) and 0 alias(es) found in database
✅ 12d Model Archive Data

The 12DA file is a 12d Model Archive Data. 12d Model is a powerful terrain modelling, surveying and civil engineering software package.
Other types of files may also use the .12da file extension.
🚫 The .12da 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 .12da 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.12da
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 .12da 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 .12da file extension, write to us!