FNC File - opening and understanding

Did your computer fail to open a FNC file? We explain what they are used for and recommend software that we know can open or otherwise handle your .FNC files.

What is a FNC file?

A .FNC file is a Vue D'Esprit function definition file. Through our analysis of FNC files, we know that one use of the format is Vue D'Esprit function definition. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open FNC files

You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension FNC for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 7 different FNC openers which you will find listed below.

Suggest another file format using extension FNC

While we know of one file format using the .FNC file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .FNC file.

Various viewers for this file format

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

We have not verified any software that we know for certain will work with FNC-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with FNC-files. If you know one, please use the 'Suggest a program' link below and tell us about it!