The EFF file extnesion is related to the eFileFolders file format.

There are 2 other file types using
the EFF file extension!

empty icon.eff - EverQuest effects file

empty icon.eff - Bioware Infinity game engine effects file

Detailed description

Software that works with eff file extension

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EFF file extension - eFileFolders file format

What is eff file? How to open eff files?

File type specification:

Encoded and encrypted file type icon Encoded and encrypted file type

The EFF file extension is associated with the eFileFolders an on-line service that allows users to securely manage, store and retrieve their documents and other files. The *.eff file contains encrypted user's data.

The default software associated to eff file type:

eFileFolders  Microsoft Windows software

Company or developer:

eFileFolders will Securely & Conveniently allow you to Manage, Store and Retrieve Documents and Files with our Patent Pending File Folder Viewer that Looks, Feels and Works just like Paper File Folders, but without the actual File Folders

Help how to open EFF files:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert file with extension EFF:

As far as we know, this .eff file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of recommended software applications associated to the .eff file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux etc.) and possible program actions
that can be done with the file
: like open eff file, edit eff file, convert eff file, view eff file, play eff file etc. (if exist software for corresponding action in's database).

  • Others eff file

Unspecified and all other actions for computer programs working with eff file - eFileFolders file format

Click on the software link for more information about eFileFolders. eFileFolders uses eff file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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EFC file extension > Encoded and encrypted file types

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file extension EFL


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