Download of PowerGuardian 1.0 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. The application relates to System Tools.
From the developer:
PowerGuardian monitors a connected UPS (uninteruptable power supply) and if the power event is sustained, safely shuts down your computer, even saving your open files and work-in-progress.
PowerGuardian works with UPS's from most popular manufacturers (Belkin, APC, Powerware, Best Power, Tripplite, CyberPower, BlackOut Buster).
You may want to check out more Mac applications, such as Leawo Photo Recovery for Mac, Tenorshare iPod Data Recovery or Free Whatsapp Recovery for Mac, which might be related to PowerGuardian.