A daily updated filename extension database!

MMF file extension

The table below provides useful information about the .mmf file extension. It answers questions such as:

  • What is the .mmf file?
  • What program do I need to open a .mmf file?
  • How can the .mmf file be opened, edited or printed?
  • How can I convert .mmf files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

✅ SMAF Audio

MMF file is a SMAF Audio. SMAF is a multimedia data format invented by Yamaha. The SMAF specification defines a format for multimedia files which can be played back on hand-held portable devices.
MMF format description not yet available
Category: Audio files
Mime-type: application/x-smaf
Magic number: -
Magic string: -
Sample: -
MMF aliases:
MMF related links:
MMF related extensions:
Audio Interchange File

CD Audio Track

MIDI Music

MPEG Audio Layer 3 File

Real Audio Sound

Macintosh Sound Resource

Amiga 8SVX Sound

Creative Labs Sound Blaster Sound

Windows Waveform Sound

AC-3 Compressed Audio

✅ Microsoft Mail Message Format Data

MMF file is a Microsoft Mail Message Format Data. Microsoft Mail is an electronic messaging system developed by Microsoft.
MMF format description not yet available
Category: Data files
Application: Microsoft Mail
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
MMF aliases:
MMF related links:
MMF related extensions:
Microsoft Mail Addressbook Data

Other types of files may also use the .mmf file extension.

🚫 The .mmf file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

hmf, jmf, kmf, lmf, mf, mfm, mjf, mkf, mlf, mm, mmb, mmc, mmd, mme, mmg

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Altera Library Mapping File
Microsoft ClipArt Gallery Catalog
Mobile Master Backup
Oracle Forms Menu Module Binary
HOOPS Metafile
Package Download Profile
MSC Adams Model Neutral Data
Java Manifest File
Sybase PowerDesigner Multimodel Report
ANSYS Fluent Metafile

🔴 Can't open a .mmf file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .mmf file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .mmf file extension, write to us!

🔴 Rate our MMF page

Please help us by rating our MMF page on a 5-star rating system below. (1 star is poor, 5 star is excellent)

3 of 5 stars (16 votes)
Thanks for voting!
Invalid vote.
Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
This page is available in the following languages: Český Deutsch English Español Suomi Français Magyar Italiano 日本語 Nederlands Norsk Português Român Русский Svensk 中文