.B1 File Extension

Are you having difficulty opening a file that ends with .B1? Such files can be executed only by certain programs. If you cannot open the .B1 file, it can be due to the following reasons: either you do not have an appropriate program to open it, or your file association is corrupted. For more information about this extension, please read the article below.

What is a .B1 file?

.B1 file belongs to the category of Compressed Files used in operating systems such as Windows 11, 10, Windows 7, Windows 8 / 8.1, Windows Vista, Windows XP.

Developer: Catalina Group

File Type: B1 Compressed Archive

Category: Compressed Files

Format: Binary

.B1 file is associated with B1 Compressed Archive developed by Catalina Group, has a Binary Format and belongs to Compressed Files category.

A file with a B1 extension is associated with a B1 Compressed Archive, developed by Catalina Group. This file type belongs to the Compressed Files category and is saved as a Binary file.

A B1 file is a compressed archive created by B1 Free Archiver, a proprietary freeware multi-platform file archiver and file manager. These files are compressed using Lempel-Ziv-Markov chain Algorithm compression. Such files may also have a password for additional protection. B1 files commonly contain several files or folders compressed and combined into one single file.

Additional information

The B1 Free Archiver tool can open B1 files and extract their contents. This application can be downloaded on macOS, Windows, Linux, and Android operating systems.

Other file extensions

.ddt

Diagram Designer Template

.dif

MAME CHD Diff File

.bin

Generic Binary File

.ui

User Interface File

.sfo

PSP Game Parameters File