• B1 Free Archiver
  • B1 Online - extract from archives online
  • Unzip & unrar files in one click
  • Excellent and fast compression
  • Simple and friendly utility
  • Open .zip .rar .7z .b1 and more

How to compress files into single .b1 archive with 3 clicks

Click #1 and #2

B1 Free Archiver creates archives in a few clicks. Choose files or folder you want to compress and right-click on them to open context menu. For example, let’s take birthday party folder. Right-click on it, then select Create archive option.

Click #3

Click Start or press Enter in the dialog window to get started. Also you can select name, type or size of the archive, but it's optional.

Wait for a while...

Now just wait for a few moments while B1 is packing files into new archive.

...and it's done

You’ve created archive birthday party.b1, now you can send it via e-mail or Skype. To check the content of birthday party.b1 file, double-click on it.

You can easily find any archive at your computer as they have nice round blue icons.

Download B1 Free Archiver for Windows

B1 Free Archiver works with most popular archive formats. It's a single utility for almost all archives you will ever need. Although there are a lot of functions and features, B1 stays extremely simple to use and never bothers you with unnecessary stuff. It takes just a few clicks to extract files or to create new archive.

Copyright © Catalina Group Ltd. All Rights Reserved
. B1 is a free file archiver which is available for all popular OS (Windows, Mac, Linux and Android)
and supports zip, rar and other common types of archives. Android is a trademark of Google Inc.