Downloading - Free UPX 2.4
Graphical interface for the UPX packer. UPX 3.91, 3.92, 3.93 & 3.94, Ultimate Packer for eXecutables, EXE packer
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Windows Installer 32-bit:
Windows Portable 32-bit:
Free UPX is an advanced graphical interface for the UPX (Ultimate Packer for eXecutables). It allows you to compress (and decompress) files produced according to Microsoft Portable Executable and COFF Specification (EXE, DLL, OCX, BPL, CPL and other). It offers easy access to all documented and undocumented UPX parameters without the need for command line usage.