Files that contain the .ff file extension are most commonly used by a variety of gaming applications. Commonly referred to as Fast Files, the information that is stored in the FF files will vary depending on the game that the file is associated with.
Some of the games that use the .ff file extension include Call of Duty 4: Modern Warfare, Freedom Force and Freedom Force vs The Third Reich.
The .ff file suffix is also commonly added to output files in order to generate new file names resembling the name of the source file when creating DVD compliant MPEG files.
Try a universal file viewer
File.org aims to be the go-to resource for file type- and related software information. We spend countless hours researching various file formats and software that can open, convert, create or otherwise work with those files.
If you have additional information about the FF file format or software that uses files with the FF suffix, please do get in touch - we would love hearing from you.