Convert 7-Z to ARJ

Understanding 7-Z and ARJ file formats

7-Z files are compressed archives created by the 7-Zip utility, known for its high compression ratio and support for various formats. The ARJ format (Archived by Robert Jung) is an older archive file format popular in the 1990s, especially on DOS systems, and is still used for legacy compatibility.

Why convert 7-Z to ARJ?

Converting a 7-Z archive to ARJ may be necessary for compatibility with legacy systems or software that only supports ARJ files. While 7-Zip offers modern compression, ARJ is sometimes required for specific workflows or archival purposes.

How to convert 7-Z to ARJ

There is no direct one-step converter from 7-Z to ARJ. The process involves two main steps:

1. Extract the contents of the 7-Z archive.
2. Re-compress the extracted files into a new ARJ archive.

Recommended software for conversion

• 7-Zip (Windows, free): Use to extract 7-Z files. Right-click the .7z file → 7-Zip → Extract Here.
• ARJ (Windows, command-line, free): Use to create ARJ archives. Download from the official ARJ website.

Step-by-step conversion process

1. Install 7-Zip and ARJ utilities.
2. Extract the 7-Z archive using 7-Zip: Right-click the .7z file → 7-Zip → Extract to "folder".
3. Open a command prompt and navigate to the extracted folder.
4. Create an ARJ archive by running: arj a archive.arj *

The resulting archive.arj will contain all files from the original 7-Z archive.

Alternative solutions

Some advanced archivers like PeaZip support both 7-Z and ARJ formats, allowing you to extract and re-archive files within a single interface.

Summary

While there is no direct 7-Z to ARJ converter, using 7-Zip and ARJ utilities in tandem provides a reliable solution for converting between these formats.