The software operates on a "Freemium" or trial basis.
Si prefiere usar un programa externo, existen opciones con versiones gratuitas reales que no requieren "claves" piratas: Snappy Driver Installer (SDI):
Searching for a "clave de licencia gratis" for PC HelpSoft Driver Updater is not recommended. The probability of finding a working key is low, while the probability of infecting your computer with malware is high.