A daily updated filename extension database!

MCM file extension

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

  • What is the .mcm file?
  • What program do I need to open a .mcm file?
  • How can the .mcm file be opened, edited or printed?
  • How can I convert .mcm files to another format?
  • Where can I find the specifications for .mcm?
  • Which MIME-type is associated with the .mcm extension?

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

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

MacMolecule Document

MCM file is a MacMolecule Document. MacMolecule is a freeware molecular visualization program from the University of Arizona that allows student to view and rotate very colorful models of molecules in several different forms.
MCM format description not yet available
Category: Document files
Application: MacMolecule
Mime-type: chemical/x-macmolecule
Magic number: -
Magic string: -
Sample: -
MCM aliases:
MCM related links:
MCM related extensions:

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

The .mcm file extension is often given incorrectly!

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

ncm, cm, mvm, mmc, mfm, mcl, mch, lcm, jcm, cmm, mxm, msm, mm, mdm, mck

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

GTA San Andreas CLEO Custom Mission
VTeX Multiple Master Font Metrics
microC Binary File
Sendmail M4 Configuration Source
Maxwell Render Material
Corel Multimedia Manager v7 Album
Matrix Market File
SmartCAM Macro File
Windows Message Compiler Input
Nokia Configuration Message

Can't open a .mcm 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 .mcm 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 .mcm file extension, write to us!

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