Downloading PowerSaveUPS 1.10 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. This Mac application is a product of John Milner.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software lies within System Tools, more precisely Battery Utilities.
From the developer:
PowerSaveUPS is Macintosh only scriptable software for controlling UPS (Uninterruptible Power Supply) systems with USB (such as APC) Two shutdown thresholds are specified - Soft (Graceful) shutdown, and Hard (Ungraceful) shutdown which is instigated as a last resort. At Soft shutdown time, any scripts in the 'PowerSaveUPS Scripts' folder are executed.
You may want to check out more software for Mac, such as PowerSaveUPS LE, which might be similar to PowerSaveUPS.