pgpGUI The pgpGUI program provides graphical user inerface (front-end) controlled from command line for Network Associates PGP (or PGPfreeware) for Windows version 6.5.x or higher. Cost: $12 Buy full version       Trial version       Publisher: Silmaril Software     Descriptions pgpGUI: The pgpGUI program provides graphical user inerface (front-end) controlled from command line for Network Associates PGP (or PGPfreeware) for Windows version 6.5.x or higher.