B1 Free Archiver

B1 Free Archiver

B1 Free Archiver is a free and open-source file archiver software for Windows. It can create and extract archives in multiple formats including 7z, ZIP, GZIP, BZIP2, TAR, ISO, and WIM. Key features include file compression and encryption, self-extracting archives, multiple langua
File Management Compression
archiving compression encryption opensource
B1 Free Archiver screenshot
Features Reviews Alternatives

B1 Free Archiver: Free and Open-Source Archive Software for Windows

B1 Free Archiver is a free and open-source file archiver software for Windows. It can create and extract archives in multiple formats including 7z, ZIP, GZIP, BZIP2, TAR, ISO, and WIM. Key features include file compression and encryption, self-extracting archives, multiple language support, and integration with Windows File Explorer.

What is B1 Free Archiver?

B1 Free Archiver is a versatile, multi-format archiving tool for Windows that allows compressing and decompressing files and folders in various archive formats. It is free, open-source software distributed under the GNU GPL license.

With B1 Archiver, users can create archive files such as 7z, ZIP, GZIP, BZIP2, TAR, ISO, and WIM. It utilizes strong compression algorithms to reduce file sizes for efficient storage and transfer. Encryption can also be applied to archive contents for enhanced security.

The intuitive interface integrates directly with Windows File Explorer for drag-and-drop archiving. There are also various options for tweaking compression levels, encryption methods, archive formats, and other parameters. Self-extracting EXE archives can be generated for easy, no-installation distribution.

B1 Archiver runs smoothly on all modern Windows versions. It is localized in multiple languages and has a small footprint. An optional command line version is available for advanced users and automation. Overall, it's a handy tool for file management tasks like backups and storage optimization.

B1 Free Archiver Features

Features

  1. File compression
  2. File encryption
  3. Self-extracting archives
  4. Support for multiple archive formats (7z, ZIP, GZIP, BZIP2, TAR, ISO, WIM)
  5. Multiple language support
  6. Integration with Windows File Explorer

Pricing

  • Free

Pros

Free and open source

Good compression ratios

Fast compression speed

User-friendly interface

Lightweight and low system resource usage

Cons

Limited features compared to paid archivers

No tech support

Slower extraction speed than some alternatives

Official Links

Official Website
https://b1.org/

Reviews & Ratings

Login to Review
3.7
★ ★ ★ ★ ★

11 reviews

Rating Breakdown
Ease of Use
★ ★ ★ ★ ★ 3.6
Features
★ ★ ★ ★ ★ 3.9
Value for Money
★ ★ ★ ★ ★ 4.6
Customer Support
★ ★ ★ ★ ★ 2.5
Overall Experience
★ ★ ★ ★ ★ 3.7
Recent Reviews
avery_smith61
Avery Smith
Mar 26, 2026
★ ★ ★ ★ ★
Clunky and Disappointing Archiver

Tried using B1 Free Archiver for basic tasks, but it felt slow and unintuitive compared to alternatives like 7-Zip. The Windows Explorer integration was buggy on my system, often failing to show context menu options, which defeated the purpose of …

river_taylor52
River Taylor
Mar 21, 2026
★ ★ ★ ★ ★
A Reliable and Free Archiver for Everyday Use

B1 Free Archiver is a great, no-nonsense tool for managing all my archives. It handles all the essential formats I need (especially .ZIP, .7z, and ISO) without any fuss. The interface is clean, and the Windows Explorer integration makes extracting …

olivia_harris40
Olivia Harris
Mar 20, 2026
★ ★ ★ ★ ★
Powerful, Free, and Dependable

B1 Free Archiver has become my go-to tool for managing archives. It handles all the common formats I need, including the more niche .iso files, right from the context menu in Windows Explorer. The 7z compression is excellent, and I …

caseytech96
Casey Thomas
Mar 20, 2026
★ ★ ★ ★ ★
Review of B1 Free Archiver

dakota_white20
Dakota White
Mar 20, 2026
★ ★ ★ ★ ★
Capable but quirky free archiver

B1 Free Archiver gets the job done with its wide format support and solid compression, which is fantastic for a free tool. However, its interface feels a bit dated and clunky compared to some modern alternatives, and I've had occasional …

View All Reviews (11)
Rating Distribution
5
4
4
4
3
2
2
1
1
0

The Best B1 Free Archiver Alternatives

View all B1 Free Archiver alternatives with detailed comparison →

Top File Management and Compression and other similar apps like B1 Free Archiver

Here are some alternatives to B1 Free Archiver:

Keka icon
Keka
ZipItFree icon
ZipItFree
JZip icon
jZip
The Unarchiver icon
The Unarchiver
WinZip icon
WinZip
PeaZip icon
PeaZip
Suggest an alternative ❐

Keka icon

Keka

Keka is a free and open source file archiver software for macOS. Originally inspired by 7-Zip for Windows, Keka aims to bring file archiving capabilities to macOS with an emphasis on simplicity and ease of use.Some key features of Keka include:Supports popular archive formats like 7Z, Zip, Tar, Gzip, Rar...
Keka image
ZipItFree icon

ZipItFree

ZipItFree is a free and easy-to-use file archiver for Windows that allows you to quickly zip and unzip files on your computer. Developed by Pixelab, ZipItFree provides a simple interface for compressing files into ZIP archives in order to save disk space or create email attachments, as well as for...
ZipItFree image
JZip icon

JZip

jZip is a free and open source file archiver and compressor software for Windows. It provides an easy way to work with many popular archive formats including ZIP, RAR, 7Z, CAB, ARJ, LZH, TAR, GZip, ACE and UUE.Some of the key features of jZip include:Compressing files into ZIP, 7Z, RAR...
JZip image
The Unarchiver icon

The Unarchiver

The Unarchiver is a free and open source file archiver utility for Mac OS X that allows users to open and extract files from common archive and compression formats including ZIP, RAR, 7z, tar, gzip, bzip2, LZH, StuffIt and many others. It provides an easy drag-and-drop interface to decompress archived...
The Unarchiver image
WinZip icon

WinZip

WinZip is one of the most widely used file archiver and compressor programs for Windows. First released in 1991, WinZip pioneered the concept of zip files, which allows users to compress one or more files into a single compressed archive that takes up less storage space and is easier to...
WinZip image
PeaZip icon

PeaZip

PeaZip is a popular open source file archiver and file manager application available for Windows, Linux, and macOS operating systems. Developed with portability and security in mind, PeaZip supports over 200 file formats including ZIP, 7Z, RAR, ARJ, and TAR. It can create encrypted archives using AES-256 bit encryption to...
PeaZip image
Bandizip icon

Bandizip

Bandizip is a free file archiver and compressor software for Windows. Developed by Bandisoft, it aims to be a fast, lightweight, and easy-to-use alternative to other archive managers.Bandizip supports all common archive formats including ZIP, RAR, 7z, ISO, CAB, TAR, and more. It utilizes multiple compression engines like ZIP, 7z,...
Bandizip image
ICEOWS icon

ICEOWS

ICEOWS (Internet Cartographic Editor for Open Web Services) is an open-source web mapping application built using OpenLayers and GeoExt JavaScript libraries. It allows users to view, edit, analyze and publish geospatial data through a standard web browser without requiring any additional client software.Some of the key features of ICEOWS include:Interactive...
Zarchiver icon

Zarchiver

Zarchiver is a free archive manager app for Android that allows users to easily compress and extract various archive file formats. It supports popular formats like zip, rar, 7z, tar, gzip, bzip2, ISO, and more.Some key features of Zarchiver include:Intuitive interface for compressing and decompressing files and foldersPassword protection for...
Zarchiver image
NanaZip icon

NanaZip

NanaZip is a free, open source file archiving and compression software for Windows. It provides an intuitive and easy to use interface for handling ZIP, 7Z, RAR, LHA, ISO and other common archive formats.Some of the key features of NanaZip include:Support for creating and extracting a wide variety of archive...
NanaZip image
File Roller icon

File Roller

File Roller is a free and open source archive manager application designed for the GNOME desktop environment. It serves as the default archive utility included with GNOME. File Roller provides an intuitive graphical user interface that allows users to easily create, view, extract, and modify archive files without needing to...
File Roller image
AutoUnpack icon

AutoUnpack

AutoUnpack is a free and open source Windows software that provides an easy and automatic way to extract/unpack compressed archive files like ZIP, RAR, 7Z, ACE, ARJ, BZ2, CAB, GZ, ISO, LZH, TAR, XZ, Z etc. without requiring any other archiving software installed.It has a simple drag-and-drop user interface. You...
AutoUnpack image
7-Zip icon

7-Zip

7-Zip is a powerful and free file archiver and compressor for Windows, Linux and macOS. It has very high compression ratios compared to other popular archivers like WinRAR and WinZIP, sometimes reducing files by up to 80%.7-Zip supports most common archive formats including ZIP, GZIP, BZIP2, TAR, 7z, ARJ, CAB,...
7-Zip image
FreeArc icon

FreeArc

FreeArc is an open-source, cross-platform file archiver and data compression utility. It can create, view, and extract archive files in various formats including 7z, ZIP, gzip, bzip2 as well as its own highly optimized FAR format.Some key features of FreeArc include:High compression ratios - it uses powerful data compression algorithms...
FreeArc image
P7zip icon

P7zip

p7zip is an open source file archiver utility that provides very high compression ratios compared to programs like WinRAR and WinZip. It supports 7z, ZIP, GZIP, BZIP2 and TAR formats with LZMA, LZMA2, PPMD, BZIP2, DEFLATE and COPY codecs.Some key features of p7zip:High compression ratiosSecure AES-256 encryptionIntegration with file managers...
P7zip image
Express Zip icon

Express Zip

Express Zip is a popular file archiver and compressor software for Windows. It provides an easy way for users to quickly zip or unzip files and folders. Some key features of Express Zip include:Intuitive interface for fast and simple zipping/unzipping of filesSupport for common compression formats like ZIP, 7Z, RAR,...
Express Zip image
WinRAR icon

WinRAR

WinRAR is a proprietary file archiver and data compression utility for Windows. First released in 1995, WinRAR quickly became one of the most popular tools for compressing and decompressing files on PCs.Key features of WinRAR include:Supports RAR and ZIP archives for compressing and storing files in smaller sized containersOffers multiple...
WinRAR image
Dr. Unarchiver icon

Dr. Unarchiver

Dr. Unarchiver is a powerful yet easy-to-use unarchiving application for macOS. Developed by Dag Ågren, it supports a wide range of popular archive formats including RAR, Zip, Tar, gzip, bzip2, DMG, ISO, 7z, LHA, StuffIt, CAB, MSI, NSIS, BIN, and more.With its clean and intuitive interface, Dr. Unarchiver makes it...
Dr. Unarchiver image
7Zipper icon

7Zipper

7Zipper is a free and open source file archiver software that offers efficient data compression and secure encryption to reduce file sizes for storage and transfer. It serves as an alternative to proprietary tools like WinZip and WinRAR. Some key features include:High compression ratios to condense documents, media files, program...
7Zipper image

Related Software

WinZip WinZip
PeaZip PeaZip
7-Zip 7-Zip
WinRAR WinRAR
ES File Explorer ES File Explorer
DaisyDisk DaisyDisk
Bulk Rename Utility Bulk Rename Utility
Advanced Download Manager Advanced Download Manager
Company
Explore
Resources

Find what fits. Forget the rest.

© 2026 Sugggest.com. All Rights Reserved.
Terms of Service Privacy Policy Cookie Policy Refund Policy Pricing Legal