DMK File Type

- The quick facts

What are DMK files and how to open them

Are you having problems opening a DMK file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a DMK file?

DMK files have multiple uses, and PERQ Disk Image is one of them.

PERQ Disk Image

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open DMK files

Important: Different programs may use files with the DMK file extension for different purposes, so unless you are sure which format your DMK file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 2 different DMK openers which you will find listed below.

Last updated: June 29, 2022

More file formats using the DMK extension

Through our research of DMK files, we know that the following formats exist. However, we have not yet analyzed them in detail.

  • TRS-80 DMK Disk Image

Various apps that use files with this extension

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

Digimask ViewerDigimask ViewerUser submitted
Digimask LaunchPadDigimask LaunchPadUser submitted

Help us help others helps thousands of users every day, and we would love to hear from you if you have additional information about DMK file formats, example files, or compatible programs. Please use the links below or email us at to discuss further.