Files with acf file extension can be found in Steam gaming software folders. These files are cache files for individual games bought and downloaded using Steam service.
ACF file extension - Steam cache
What is acf file? How to open acf files?
File type specification:
The acf file extension is also related to Steam gaming platform and used for one of its default file types.
The acf file is a cache file, generated for the purpose of a game downloaded using Steam networks. Probably used to speed up certain things. Typically found in the app folder of each game.
The default software associated to open acf file:
Company or developer:
Valve Corporation
Steam is digital distribution and multiplayer platform. It is used to distribution of computer games, game updates and also has chat and in-game voices features.
Company or developer:
Valve Corporation
Steam for Mac is digital distribution and multiplayer platform used for distribution of computer games, game updates and also has chat and in-game voices features. On Steam distribute many game developers, such as Electronic Arts, Activision, Bethesda Softworks, id Software etc.
Company or developer:
Valve Corporation
Steam for Linux is digital distribution and multiplayer platform used for distribution of computer games, game updates and also has chat and in-game voices features.
List of recommended software applications associated to the .acf file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open acf file, edit acf file, convert acf file, view acf file, play acf file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with acf file - Steam cache
Click on the software link(s) for more information. Suggested software applications use acf file type for internal purposes and/or also by different way than common edit or open acf file actions.