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Free UPX 2.0

An advanced and effective GUI for UPX

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Free UPX screenshotFree UPX is a powerful and advanced GUI (Graphical User Interface) designed especially for UPX (Ultimate Packer for eXecutables). The application enables you to easily compress and decompress various files generated according to COFF Specification and Microsoft Portable Executable standards. These files include the following formats: DLL, BPL, EXE, OCX, CPL, and many other. By using this tool you will have access to all UPX parameters without needing command line.

Free UPX has a simple and friendly interface, allowing you to compress files just by dragging and dropping them into the program's main window. A list containing various compression profiles is available as well. Advanced users have the possibility to create their own profiles. The program will display detailed information about all your compressed files, such as compression ratio, compression level, original file size, UPX version, and more.

Free UPX does not require installation and can be also used as a portable application, being able to run on any computer form a wide range of portable devices, such as external drives, USB flash discs, etc. The program will write all the settings to an INI file. Furthermore, optional shell integration is included. The application is free for both commercial and non-commercial use.


  • The user interface is simple, friendly and intuitive.
  • The program does not require installation and is able to run from portable media.
Name Free UPX
Version 2.0
Developer | see all products from this developer
Product Homepage Free UPX
License Free (Freeware)
Last Week Downloads 1
All Time Downloads 2,407
Filename Free_UPX.exe
Filesize 1.9MB
MD5 Checksum C5EE753D2E9CD51696079F5FB5FA46AF
OS Support Windows All
Category Utilities

100% CLEAN Certification

BadgeFree UPX 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
Free UPX 2.0 June 02, 2016 - Latest Version
Free UPX 1.0 April 11, 2008

Download the free Free UPX