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ALZip

Seoul, South Korea

What it is

ALZip is a file compression and extraction program from ESTsoft. It supports about 40 formats, including ALZ and EGG, and can create or extract multiple archive types. The listed formats include ZIP, LZH, TAR, and JAR, while extraction support includes split ALZ, EGG, ZIP, RAR, and ACE archives. Compression options include multithreaded ZIP, solid and split EGG archives, and Unicode compression. Users can preview image thumbnails in icon view without extracting the archive; linked image viewing requires ALSee. ALZip can flag an archive that contains a suspected malicious file and extract that file to a safe folder. The PC version can use ALYac to scan compressed files for risks. The product page recommends Windows 11 and 10 for PC and describes a Linux version with similar functions; its official page also links to an Android app. Personal use is free for qualifying domestic individuals using the product noncommercially. Business, education, and public-sector customers need separate licenses. The maker's version history says v12.37 fixed a privilege escalation vulnerability in ISO mounting.

For and against

For

  • Supports about 40 archive formats
  • Handles split archives and encryption
  • Includes multithreaded ZIP compression
  • Can warn about suspected malicious files
  • Free for qualifying noncommercial domestic users

Against

  • Free personal use has eligibility limits
  • Business, education, and public licenses are separate
  • Linked image viewing requires ALSee

The verdict

ALZip covers a broad range of archive formats and includes compression, preview, and security features. Check the platform version and license terms that apply to your use.

Who it suits

ALZip suits people who need to create or extract a variety of archive formats on Windows, Linux, or Android. Its separately licensed business use and personal-use eligibility are relevant to organizations and individuals choosing a plan.

Plans and prices

Personal

Free

Free for qualifying domestic individual users using the product for noncommercial use; business, education, and public sector licenses are sold separately

Business

Priced on request

Enterprise, education, and public institution licensing; price available through the business shopping mall

Every plan, in full

On the record

Antivirus integration
The PC version can use ALYac to scan compressed files for risks.altools.co.kr · read 8 Oct 2026
Business licensing
The maker directs business, education, and public institution customers to its purchase shop for licenses.altools.co.kr · read 8 Oct 2026
Compression features
It supports multithreaded ZIP compression, solid and split EGG archives, and Unicode compression.altools.co.kr · read 8 Oct 2026
Formats
The product page says ALZip supports about 40 formats, including ALZ and EGG, and lists formats it can create and extract.altools.co.kr · read 8 Oct 2026
Image preview
Users can preview image thumbnails in icon view without extracting the archive; the page says installing ALSee enables linked image viewing.altools.co.kr · read 8 Oct 2026
Maker
ALZip is published by ESTsoft, whose company page lists its founding date as October 2, 1993 and its Seoul address at 3 Banpo-daero, Seocho-gu.estsoft.ai · read 8 Oct 2026
Mobile app
The official product page links to Google Play, and the Google Play listing describes an Android app for archive management and file browsing.play.google.com · read 8 Oct 2026
Platform support
The product page recommends Windows 11 and 10 for PC and describes a Linux version with similar compression and extraction functions.altools.co.kr · read 8 Oct 2026
Purpose
ALZip is a file compression and extraction program.altools.co.kr · read 8 Oct 2026
Recent security update
The version history says ALZip v12.37, released August 27, 2026, fixed a privilege escalation vulnerability in ISO mounting.altools.co.kr · read 8 Oct 2026
Security
ALZip can warn when an archive contains a suspected malicious file and extract it to a safe folder.altools.co.kr · read 8 Oct 2026
Speed
The maker claims its proprietary technology can increase extraction speed by up to 700%, with a 350 MB file extracted in 2 seconds, depending on format, PC, and environment.altools.co.kr · read 8 Oct 2026
Support
The official product page links to online help and FAQs, and the business page lists phone and email contacts for business inquiries.altools.co.kr · read 8 Oct 2026

The review

Overview

ALZip is an archive compression and extraction program for Windows, Linux, and Android. It suits people who need to handle a wide mix of archive formats, especially ALZ and EGG, and its free personal plan is limited to qualifying domestic individual use. Its broad format support is useful, but the licensing boundary matters if you need it for work, school, or public service.

Key features

ALZip supports about 40 archive formats. It can create ALZ, EGG, ZIP, LZH, TAR, and JAR archives, and extract split ALZ, EGG, ZIP, RAR, and ACE archives. That range makes it a practical fit for people who regularly receive archives in different formats. Encryption, split archives, and command-line tools add useful options for securing, managing, and automating archive work.

For ZIP compression, ALZip supports multithreading. Its EGG format supports solid and split archives, while Unicode compression helps preserve text across languages. These capabilities give format-conscious users more flexibility than a tool focused only on basic ZIP handling.

Icon view can show image thumbnails without extracting an archive. Linked image viewing requires ALSee, so the preview feature is most useful when thumbnail inspection is enough or that companion program is installed. ALZip can also warn about a suspected malicious file and extract it to a safe folder. On PC, it can use ALYac to scan compressed files for risks; those protections are helpful safeguards, not a substitute for deciding whether an archive is trustworthy.

ESTsoft claims its proprietary technology can improve extraction speed by up to 700%, citing a 350 MB file extracted in 2 seconds. The maker qualifies that result by format, PC, and environment, so it should not be treated as a consistent speed expectation.

Pricing

The Personal plan costs nothing for qualifying domestic individual users using ALZip for noncommercial purposes. It is the sensible choice for eligible personal use; business, education, and public-sector users need a separate license.

The Business plan has custom pricing for enterprise, education, and public institution licensing through the business shopping mall. Organizations should account for that separate purchase route before choosing ALZip. No trial terms or seat counts are stated for either plan.

Platforms

The product page recommends Windows 11 and 10 for PC and describes a Linux version with similar compression and extraction functions. The official page also links to Google Play, where ALZip is described as an Android app for archive management and file browsing. The detailed format and licensing information applies to the PC product, so readers should check that the version meets their needs.

Who it's for

ALZip is a strong candidate for Windows users who handle varied archive formats, need split or encrypted archives, or want command-line tools. It can also suit eligible domestic individuals looking for a free noncommercial option. Those choosing software for a business, school, or public institution should weigh the separate licensing process and custom pricing; someone who only needs straightforward mobile archive browsing may prefer an Android-focused alternative.

Pros and cons

  • Pros: Support for about 40 formats, including ALZ and EGG, is valuable when archives arrive in less common formats.
  • Pros: Encryption, split archives, Unicode compression, and command-line tools cover needs beyond basic extraction.
  • Pros: Thumbnail previews and warnings for suspected malicious files can make archive inspection more convenient and cautious.
  • Cons: The free plan is restricted to qualifying domestic individual, noncommercial use, leaving organizations to obtain separate licenses.
  • Cons: Linked image viewing requires ALSee, and the claimed extraction speed depends on the archive and computing environment.

Alternatives

B1 Archiver is a better fit for readers who want a free option explicitly covering personal and commercial use without registration, across Android, Linux, macOS, web, and Windows.

RAR for Android suits Android users who want an ad-supported free app with a paid ad-free option. ZArchiver is another Android freemium choice with a free app, though Google Play purchases are currently unavailable indefinitely.

Bandizip is worth considering for readers seeking a freemium archive tool for macOS or Windows. WinRAR may suit readers looking for a paid option with a free trial and support across Android, Linux, macOS, and Windows.

Accessibility Test Framework for Android, Keka, and StuffIt Expander are also listed as alternatives.

Verdict

Choose ALZip if you need broad format support, including ALZ and EGG, plus archive encryption, split archives, and command-line tools. Its free personal plan is appealing for eligible domestic noncommercial use, but its business, education, and public-sector licensing route makes it a less direct choice for organizations. If your priority is a free commercial-use option or a mobile-first archive app, B1 Archiver or an Android-focused alternative is a better place to start.

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