FSTF File - opening and understanding

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

What is a FSTF file?

A .FSTF file is a Flexible Stream Transport Format file. Through our analysis of FSTF files, we know that one use of the format is Flexible Stream Transport Format. 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 FSTF 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 FSTF for different purposes.

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

Suggest another file format using extension FSTF

While we know of one file format using the .FSTF 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 .FSTF file.