Convert ARJ to 7-Z

Understanding ARJ and 7-Z file formats

ARJ (Archived by Robert Jung) is a legacy compressed archive file format popular in the 1990s for its high compression ratios and advanced features like file spanning and error recovery. 7-Z (7z) is a modern, open-source archive format developed by 7-Zip, known for its high compression efficiency and support for strong encryption and large file sizes.

Why convert ARJ to 7-Z?

Converting ARJ archives to 7-Z format allows you to benefit from better compression, improved compatibility with modern systems, and enhanced security features. 7z files are widely supported and can be opened on most platforms using free tools.

How to convert ARJ to 7-Z

The most reliable way to convert ARJ files to 7z is by extracting the contents of the ARJ archive and then re-compressing them into a 7z archive. This process can be done using 7-Zip, a free and open-source file archiver.

Step-by-step conversion using 7-Zip

1. Download and install 7-Zip from the official website (https://www.7-zip.org/).
2. Extract the ARJ archive:
   • Right-click the .arj file and select 7-Zip → Extract Here or 7-Zip → Extract to "folder".
3. Create a new 7z archive:
   • Select the extracted files/folders.
   • Right-click and choose 7-Zip → Add to archive....
   • In the dialog, set Archive format to 7z and adjust compression settings as desired.
   • Click OK to create your .7z file.

Best software for ARJ to 7-Z conversion

7-Zip is the recommended tool for this conversion. It supports both ARJ extraction and 7z creation, is free, and works on Windows. For Linux, p7zip and unarj can be used in combination.

Tips and considerations

• Ensure your ARJ files are not password-protected, or have the password ready.
• Batch conversion can be automated with 7-Zip's command-line interface.
• Always verify the integrity of the converted 7z archive before deleting the original ARJ file.