.RAR1 File

The rar1 file extension is sometimes associated with the RAR a compression file format, often found on internet sharing sites or torrents.

You can extract data from rar1 file with any compatible compression tool, like WinRAR, only rename rar1 extension to RAR.

How to open:

Use WinRAR to open *.rar1 archive files.

How to convert:

You can extract *.rar1 archives and repack RAR format to different archive format simply by extracting the contents of the archive and compressing them after to different format.