MEF File - opening and understanding

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

What is a MEF file?

A .MEF file is a MAIET Encrypted File System file. Through our analysis of MEF files, we know that one use of the format is MAIET Encrypted File System. 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 MEF 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 MEF for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 10 different MEF openers which you will find listed below.

Other file formats using extension .MEF

While MAIET Encrypted File System is a popular type of MEF-file, we know of 2 different uses of the .MEF extension.

The MEF file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a MEF opener may not be able to open all kinds of MEF files. In this case, look through both formats to make sure you find the best suited MEF viewer.

Mirror II Emulation File

Through our analysis of MEF files, we know that one use of the format is Mirror II Emulation File. 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.

While we have not verified the apps ourselves yet, our users have suggested 10 different MEF openers which you will find listed below.

Various viewers for this file format

These apps are known to open certain types of MEF files. Remember, different programs may use MEF files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Free File ViewerFree File ViewerUser submitted
Pixillion Image ConverterPixillion Image ConverterUser submitted
Picasa Photo ViewerPicasa Photo ViewerUser submitted
Adobe PhotoshopAdobe PhotoshopUser submitted
PhotoPad Image EditorPhotoPad Image EditorUser submitted
HoneyviewHoneyviewUser submitted
Corel PaintShop ProCorel PaintShop ProUser submitted
Zoner Photo StudioZoner Photo StudioUser submitted
RAW Thumbnail ViewerRAW Thumbnail ViewerUser submitted
PixillionPixillionUser submitted
We have not verified any software that we know for certain will work with MEF-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with MEF-files. If you know one, please use the 'Suggest a program' link below and tell us about it!