The Registrator decoder is used to decrypt the products from Einhugur Software and some other vendors with your serial number.
Registrator 8.5.2
for Windows
Download 32 bit Download 64 bit Download 64 bit signed from the Windows Store
If choosing the Zip archive for Linux over the .deb install then you will need to extract them and set the Executable flag on the Application.
If Linux deb file refuses to install on your system with double click then do in terminal: sudo dpkg -i registrator-decoder_8.5.0_amd64.deb
Download legacy versions for legacy systems:
Download version 8.2.1 for macOS 32 bit Download version 8.2.1 for Linux 32 bit