.ARJ File Extension

ARJ Software
File Type:
ARJ Compressed File Archive

Having trouble opening .arj extension? Don't panic! This page explains what arj files are as well as suggests programs you may use to open arj files. You can download these programs through this page.

What is an ARJ file?

Arj file extension has ARJ Compressed Archive file type, developed by ARJ Software, which is associated with the "compressed files" category.

Created by ARJ, the file archive comes with filename support, data integrity protection, file version management, and a number of volume archives. 

To learn how you can open the given file, read the information below.

arj file icon
ARJ Software
File Type:
ARJ Compressed File Archive
Compressed Files

How to open ARJ file?

Double click the arj file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .arj extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the arj extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the arj file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open ARJ files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the arj file as well. Download Universal File Viewer for your OS.

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