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B1FreeArchiver, a friendly and simple free file archive Manager for Mac. Fast and simple compression/extract. Opens most popular formats: zip, rar, 7z and more. Work with archives just like with regular folders. Remarkable speed and compression ratio with new B1 archive format.

B1 Free Archiver

  • Simple & fast
    • B1 Archiver is extremely simple to use, you don't need comprehensive manuals or guides. Just install it and enjoy. Also it works very fast even with large archives with many files.
  • Safe & secure
    • The highest safe standards were

What's New

Version 1.5.86:

Note: 1.or is the version number reported in Finder. The developer refers to this version of the app as 1.5.86.

  • Better file preview
  • Support for .001-.NNN archives
  • Numerous bug fixes and improvements


  • OS X 10.6 or later

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B1FreeArchiver User Discussion

4.7 3


Current Version (1.x)


Downloads 2,814
Version Downloads 1,483
License Free
Date 11 Apr 2014
Platform Intel 64 / OS X
Price Free
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