MAR File Extension

Mariner Calc Spreadsheet File Type

Extension .mar
Developer Mariner Software
Popularity 5.0 (1 Votes)
Mime Type application/mathematica
Default Program Mozilla Thunderbird
Category Spreadsheet Files
Format Binary
Updated 5/1/2022

What is a MAR File Extension?

MAR file extension is created by Mariner Software, also known as Mariner Calc Spreadsheet. MAR has been classified as Spreadsheet Files. This file is saved in a binary format, which requires a specific program to read its contents. You can open MAR files in Mozilla Thunderbird program.



Free MAR File Online Tools & Apps

We have also the free online .MAR (Mariner Calc Spreadsheet) file extension apps that can allow to view, edit, convert from to MAR, merge, split and compare the MAR files without installing anything on your system. Please click on the links to explore the complete list of details for each required feature.

MAR Files Common Issues

There are few common issues with the Mariner Calc Spreadsheet .MAR=10245 File Extensions while opening the .MAR=10245 files on Windows and MacOs, we have solution to those issues such as:

Can't Open MAR Files?

  1. You must have supported software programs installed for Mariner Calc Spreadsheet on your system such as Mozilla Thunderbird.
  2. Associate default Mozilla Mozilla Thunderbird program for *.mar (Mariner Calc Spreadsheet) files.

    Associate MAR Default Program on Windows
    1. Right-click a *.MAR (e.g example.mar) file and click Open With.
    2. In the Open with dialog box, click Mozilla Mozilla Thunderbird program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .mar files.

    Associate MAR Default Program on MacOs
    1. Click *.MAR (e.g example.mar) file and click information -> Open With.
    2. In the programs list, click Mozilla Mozilla Thunderbird program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .Mozilla Thunderbird extension. By clicking Continue you confirm your selection", click Contine to apply changes.

All Platform Software Programs for MAR File Extension

List of all softwares that can open the MAR files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open MAR File on Windows

Software License Developer
Microsoft Access image. Microsoft Access 365 for Windows  Open microsoft website. Commercial Microsoft
Mozilla Firefox image. Mozilla Firefox 75 for Windows  Open mozilla website. Open Source Mozilla
Mozilla SeaMonkey image. Mozilla SeaMonkey 2 for Windows  Open mozilla website. Open Source Mozilla
Mozilla Thunderbird image. Mozilla Thunderbird 24 for Windows  Open mozilla website. Freeware Mozilla

MacOs logo image - FileProInfo.comOpen MAR File on Mac OS

Software License Developer
Mozilla Firefox image. Mozilla Firefox 75 for MacOs  Open mozilla website. Open Source Mozilla
Mozilla SeaMonkey image. Mozilla SeaMonkey 2 for MacOs  Open mozilla website. Open Source Mozilla
Mozilla Thunderbird image. Mozilla Thunderbird 24 for MacOs  Open mozilla website. Freeware Mozilla

Linux logo image - FileProInfo.comOpen MAR file on Linux

Software License Developer
Mozilla Firefox image. Mozilla Firefox 75 for Linux  Open mozilla website. Open Source Mozilla
Mozilla SeaMonkey image. Mozilla SeaMonkey 2 for Linux  Open mozilla website. Open Source Mozilla
Mozilla Thunderbird image. Mozilla Thunderbird 24 for Linux  Open mozilla website. Freeware Mozilla

Website logo image - FileProInfo.comOpen MAR file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen MAR file on iOS

Software License Developer
Mozilla Firefox image. Mozilla Firefox 75 for iOS  Open mozilla website. Open Source Mozilla

Android logo image - FileProInfo.comOpen MAR file on Android

Software License Developer
Mozilla Firefox image. Mozilla Firefox 75 for Android  Open mozilla website. Open Source Mozilla

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

MAR file extension icon image.About MAR - Mariner Calc Spreadsheet

FileProInfo is to help you understand about the Mariner Calc Spreadsheet with *.MAR suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for MAR. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for MAR, please let us know.

Updated 5/1/2022


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