How to open FFS_GUI files

Did your computer fail to open a FFS_GUI file? We explain what FFS_GUI files are and recommend software that we know can open or convert your files.

What is a FFS_GUI file?

FFS_GUI files are FreeFileSync configuration files, which you can read more about below.

The FFS_GUI file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a FFS_GUI opener may not be able to open all kinds of FFS_GUI files. In this case, though, we only know of one specific use.

FreeFileSync configuration

Through our analysis of FFS_GUI files, we know that one use of the format is FreeFileSync configuration. 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.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

FFS_GUI file openers, viewers, etc.

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

FreeFileSyncFreeFileSyncUser submitted
RealtimeSyncRealtimeSyncUser submitted
We have not verified any programs that we know for certain can work with FFS_GUI-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with FFS_GUI-files. If you know one, please use the Suggest link below and tell us about it!