Files with lzh extension can be most often found as compressed archives saved using LH ARC compression format which was often used on Commodore Amiga computers.

Detailed description

Software that open lzh file

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LZH file extension - LH ARC compressed archive

What is lzh file? How to open lzh files?

File type specification:

Archive and compressed file type icon Archive and compressed file type

lzh file icon: lzh filetype icon

File extension lzh is used for LHA/LZH Compressed Archive File.

A compression format which started on the Amiga but has migrated to other platforms. The various programs base their algorithms on those developed by Lempel-Ziv.

Files compressed with LHA typically have the extension .lzh but variations abound (lhw, lzs, lzw). LHA was created by Haruyasu Yoshizaki.

It uses the same lz77 algorithm as GZip with a tree data structure plus block-by-block secondary status Huffman coding.

MIME types:

Updated: April 6, 2024

The default software associated to open lzh file:

WinRAR icon

win.rar GmbH logoWinRAR  Microsoft Windows software

Company or developer:
win.rar GmbH

A file compression and archive utility. Along with WinZip and 7-Zip is one of the most common compression programs for Windows. Its native format is as the name implies RAR and uses rar file extension.

WinRAR is a powerful archive manager. It can backup your data and reduce the size of email attachments, decompress RAR, ZIP and other files downloaded from Internet and create new archives in RAR and ZIP file format.

WinRAR is also able to unpack CAB, ARJ, LZH, TAR, GZ, ACE, UUE, BZ2, JAR, ISO, 7Z, Z archives. It consistently makes smaller archives than the competition, saving disk space and transmission costs. WinRAR offers a graphic interactive interface utilizing mouse and menus as well as the command line interface.

Help how to open:

Many current archivers can work with LZH format.

How to convert:

You can repack LZH format to different archive format with most current archivers, such as WinRAR or 7-Zip.

Find conversions from lzh file:

lzh to zip

Find converter to lzh file type:

zip to lzh

File identification strings:

HEX code: 2D 6C 68
ASCII code: -lh

List of software applications associated to the .lzh file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open lzh file, edit lzh file, convert lzh file, view lzh file, play lzh file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting lzh files.

Software that open lzh file - LH ARC compressed archive

Programs supporting the exension lzh on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open lzh file action.

Microsoft Windows:

Main software associated with lzh file by default:
WinRAR small icon WinRAR
Other suggested software:
ALZip small icon ALZip
IZArc small icon IZArc
PeaZip small icon PeaZip
Zipeg small icon Zipeg
WinZip small icon WinZip
7-zip small icon 7-zip
PowerArchiver small icon PowerArchiver
StuffIt Deluxe small icon StuffIt Deluxe

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