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MSA File

What are MSA files and how to open them

Are you having problems opening a MSA file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your MSA files.

What is a MSA file?

MSA files have multiple uses, and Atari MSA Disk Image is one of them. Read more about the other uses further down the page.

Atari MSA 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 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 ten different MSA openers which you will find listed below.

Last updated: December 8, 2022

All known file formats using extension .MSA

While Atari MSA Disk Image is a popular type of MSA-file, we know of 2 different uses of the .MSA file extension. Different software may use files with the same extension for different types of data.

EMSA/MAS Spectral Data

We know that one MSA format is EMSA/MAS Spectral Data. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

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.

WildPackets OmniPeekWildPackets OmniPeekVerified
Harmony Assistant - Win32Harmony Assistant - Win32User submitted
InfinityQS ProFicient MSAInfinityQS ProFicient MSAUser 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

Help us help others

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