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QuickLZ 1.5.1 BETA 7

A fast and reliable compression library

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QuickLZ is a fast and highly efficient file compression library, which is able to reach speeds of up to 308 Mbyte/s per core. You can use this library to quickly compress your files directly from command line.

QuickLZ offers support for four distinct compression levels and optimal streaming compression. The component is easy to use and can be effortlessly integrated into your applications. Moreover, the utility is able to automatically detect the incompresible data and offers fast treatment for these files.

QuickLZ comes with an integrated streaming mode for optimal compression, allowing you to reduce the size of your files and easily handle small packets.


  • The application features an optimal streaming compression mode.
  • Several levels of compression are supported.
Name QuickLZ
Version 1.5.1 BETA 7
Developer | see all products from this developer
Product Homepage QuickLZ
License Free (Freeware)
Last Week Downloads 3
All Time Downloads 1,434
Filesize 0.1MB
MD5 Checksum 0D0E7A4BAB1576DF5DC9BB7D802BF4F1
OS Support Windows All
Category Utilities

100% CLEAN Certification

BadgeQuickLZ has been tested by team against viruses, spyware, adware, trojan, backdoors and was found to be 100% clean. Our editors will recheck this software periodically to assure that it remains clean.


Old Versions

Software Date Added
QuickLZ 1.5.1 BETA 7 March 15, 2018 - Latest Version
QuickLZ 1.31 August 11, 2008

Download the free QuickLZ