Basic information about MAR file

When there is a problem with opening files with the file extension MAR（*.MAR or *.mar）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the MAR file yourself.

There are 7 file types using the MAR file extension in our database. In the further part of this page, you will find detail information about all the MAR file with their brief description and a list of programs that support MAR file sorted by operating systems. The table below provides useful information about the MAR file extension. It answers questions such as:
  • What is the MAR file?
  • How to open a MAR file?
  • What programs do I need to open a MAR file?
  • What programs help to create and edit a MAR file?
  • How to convert MAR files to another file format?
  • How to convert another files to MAR file format?


1.Detail information about MAR file extension: Mariner Calc Spreadsheet

File type Mariner Calc Spreadsheet Category Spreadsheet Files
Developer Mariner Software File format Binary
Description MAR file is a Mariner Calc Spreadsheet developed by Mariner Software. Spreadsheet created with Mariner Calc, a lightweight spreadsheet application for Mac OS X; contains data organized into rows and columns; supports functions, charts, named ranges, sorting, and auto-summation.
Software programs that will open, edit or convert MAR files

macOS		 Mariner Calc XLS


2.Detail information about MAR file extension: Mozilla Archive

File type Mozilla Archive Category Misc Files
Developer Mozilla File format Binary
Description MAR file is a Mozilla Archive developed by Mozilla.
Software programs that will open, edit or convert MAR files

Windows		 Mozilla Firefox
Mozilla Thunderbird
Mozilla SeaMonkey

macOS
 Mozilla Firefox
Mozilla Thunderbird
Mozilla SeaMonkey

Linux		 Mozilla Firefox
Mozilla Thunderbird
Mozilla SeaMonkey


3.Detail information about MAR file extension: Microsoft Access Report

File type Microsoft Access Report Category Database Files
Developer Microsoft File format N/A
Description MAR file is a Microsoft Access Report developed by Microsoft.
Software programs that will open, edit or convert MAR files

Windows		 Microsoft Access 2016


4.Detail information about MAR file extension: Pegasus Mail Attribute Record File

File type Pegasus Mail Attribute Record File Category Data Files
Developer N/A File format N/A
Description MAR file is a Pegasus Mail Attribute Record File.
Software programs that will open, edit or convert MAR files

Windows		 Pegasus Mail


5.Detail information about MAR file extension: MSN Archive File

File type MSN Archive File Category Compressed Files
Developer N/A File format N/A
Description MAR file is a MSN Archive File.
Software programs that will open, edit or convert MAR files

Windows		 MSN Explorer


6.Detail information about MAR file extension: MARC 21 Bibliographic Data File

File type MARC 21 Bibliographic Data File Category Text Files
Developer N/A File format N/A
Description MAR file is a MARC 21 Bibliographic Data File.
Software programs that will open, edit or convert MAR files

Windows		 Microsoft Windows NotePad

macOS
 TextEdit

Linux		 gedit


7.Detail information about MAR file extension: WebSphere Business Modeler Process Model Template

File type WebSphere Business Modeler Process Model Template Category Data Files
Developer N/A File format N/A
Description MAR file is a WebSphere Business Modeler Process Model Template.
Software programs that will open, edit or convert MAR files

Windows		 WebSphere Business Modeler



Can't open a MAR file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.MAR”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the MAR extension without any issue.


Where I can download the application that support MAR file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of MAR 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/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a MAR file?

The reasons for the lack of the ability to open a MAR file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a MAR file. If there is still something wrong, you might want to check:

  • Whether the MAR file is damaged.
  • Whether the MAR file is incorrectly linked in the registry entries.
  • Whether the MAR file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the MAR file format is incompletely.
  • Whether the MAR file is infected.
  • Whether the drivers of the equipment used for opening a MAR file are up to date.
  • Whether your computer has enough hardware resources to open a MAR file.

If the MAR file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.