| File Extension: | EFF |
| File Type Description: | eFileFolders File Format |
| File Type Developer: | The Hotline Group |
| Primary Associated Software: | eFileFolders |
| Primary Software Developer: | The Hotline Group |
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The EFF file extension is a eFileFolders File Format file developed originally by The Hotline Group for eFileFolders. Our data shows that EFF files are frequently utilized by PC users in United States and popular on the Windows 10 platform. In most cases, these users are surfing the internet using the Google Chrome browser.
 | EverQuest by Daybreak Game Company |
 | eFileFolders by The Hotline Group |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
 | Mac |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| ._CRYPT | WhatsApp Inc | Encoded Files | Virus.Win32.Gpcode.ak |
| .MIM | Internet Engineering Task Force | Encoded Files | Multi-Purpose Internet Mail Message File |
| .CRYPTED | Ashampoo | Encoded Files | WinOptimizer Encrypted File |
| .SPD | AutoDesSys, Inc. | Uncommon Files | Form-Z Suspended Render Data |
| .DCD | IMSI/Design, LLC | CAD Files | DesignCAD Drawing |
| .POO | Open Source | Uncommon Files | Commodore C64 Machine Code |
| .RXF | Resort Software | Data Files | Recipe Exchange Format |
| .WCRY | Microsoft Corporation | Encoded Files | WannaCry Virus Encrypted File |
| .CFI | CleverForm Ltd. | Encoded Files | CleverForm Script File |
| .CGP | CodeGazer | Encoded Files | PixelCryptor Encrypted File |
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