MSA File Type

- The quick facts

What are MSA files and how to open them

Are you having problems opening a MSA 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 MSA file?

A .MSA file is an Atari MSA Disk Image file. Through our analysis of MSA files, we know that one use of the format is Atari MSA Disk Image. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open MSA files

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

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

Last updated: September 10, 2021

Suggest another file format using extension MSA

While we know of one file format using the .MSA 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 .MSA file.

Various apps that use files with this extension

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

Harmony Assistant - Win32Harmony Assistant - Win32User submitted
InfinityQS ProFicient MSAInfinityQS ProFicient MSAUser submitted
WildPackets OmniPeekWildPackets OmniPeekUser submitted
MensuraMensuraUser submitted
GEODES ApplicationGEODES ApplicationUser submitted
Mensura ViewerMensura ViewerUser submitted
ProFicient MSAProFicient MSAUser submitted
MegAlign ProMegAlign ProUser submitted
Market System AnalyzerMarket System AnalyzerUser submitted
WinSTon EmulatorWinSTon EmulatorUser submitted
We have not verified any software that we know for certain will work with MSA-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 MSA-files. If you know one, please use the 'Suggest a program' link below and tell us about it!