The 1.9.9.99 version of Scannerz for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This software for Mac OS X is a product of Software and Computer Systems Company LLC. 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.
From the developer:
Scannerz is a set of hard drive, SSD, and system analysis tools designed to help users isolate hardware and performance problems with their system. Scannerz itself can help identify problems with hard drives, SSDs, interconnecting support circuitry, and logic boards. Performance Probe 2 can help identify software problems, hard drive or SSD performance problems, network bottlenecks, and overactive or memory intensive applications.