A daily updated filename extension database!

ICMA file extension

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

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

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

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

✅ Adobe InCopy CS4 Assignment File

ICMA file is an Adobe InCopy CS4 Assignment File. Adobe InCopy is a professional word processor made by Adobe Systems.
Category: Document files
Application: Adobe InCopy
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ICMA aliases:
ICMA related links:
ICMA related extensions:
Adobe InCopy Interchange Document

Adobe InCopy 2.0 Document

Adobe InCopy CS3 Assignment File

Adobe InCopy CS3 Package

Adobe InCopy CS3 Template

Adobe InCopy CS4 Package

Adobe InCopy CS4 Template

Adobe InCopy Document Settings File

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

🚫 The .icma file extension is often given incorrectly!

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

cma, ica, icm, ima, isma

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Citrix ICA Connection Extension
Image Object Content Architecture Format
BrainVoyager QX Independent Component Analysis Data
Coach Activity File
WinImage Disk Image
Zemax Image Surface Data
AIM Greyscale Image
Integrated Climatic Model Data
Image Color Matching Profile
IIS Smooth Streaming Audio

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

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