MMF File - opening and understanding

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

What is a MMF file?

MMF is an acronym for Mobile Music File. Files that contain the .mmf file extension store Yamaha SMAF sound format files.

The MMF file format was created for mobile devices. The MMF files most often contain cell phone ring tones, but they can also other objects, such as graphics and text, as well as audio data.

MMF files can be created from WAV and MID files by using the Yamaha SMAF tools.

The .mmf file extension is also used by the Windows NT mail client. These MMF files contain collections of email messages that can be exported into the PST file format using the Microsoft Exchange software application.

How to open MMF 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 MMF for different purposes.

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

Suggest another file format using extension MMF

While we know of one file format using the .MMF file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .MMF file.

Various viewers for this file format

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

Any Video ConverterAny Video ConverterUser submitted
Total Video ConverterTotal Video ConverterUser submitted
YAMAHA MidRadio PlayerYAMAHA MidRadio PlayerUser submitted
E.M. Total Video PlayerE.M. Total Video PlayerUser submitted
Stuffit ExpanderStuffit ExpanderUser submitted
Total Video PlayerTotal Video PlayerUser submitted
Any Video Converter ProfessionalAny Video Converter ProfessionalUser submitted
NiceLabel SuiteNiceLabel SuiteUser submitted
progeCAD ProfessionalprogeCAD ProfessionalUser submitted
iTunesiTunesUser submitted
We have not verified any software that we know for certain will work with MMF-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 MMF-files. If you know one, please use the 'Suggest a program' link below and tell us about it!