We have found 2 software records in our database eligible for .rar to .deb file format conversion.
Although you can repack RAR archives to DEB archives using several file archiving utilities the resulting DEB file won't be valid Debian package for app installing, unless the RAR file contained files in the exact proper structure for Debian, which means rar to deb conversion is somewhat pointless.
Of course, you may also encounter situations where a Debian archive is further compressed using RAR, in this case you only need to decompress the RAR to get your .deb archive.
RAR
Files with rar extension are compressed archives using RAR or WinRAR compression utilities. Along with the ZIP format, the RAR format is one of the most common formats used and can be extracted by almost every archiving tool.
DEB
Files with deb extension can be mainly found as Debian distribution packages - compressed archives for Debian Linux operating system. Some archiving utilities, such as 7-zip, are also able to extract the content of DEB packages.