Downloading RegAdvance 2.0 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available.
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 program lies within System Utilities, more precisely System Optimization. The actual developer of the program is RegAdvance.
From the developer:
RegAdvance provides all the tools you need to fix registry errors, optimize PC speed, performance and protect your privacy. This advanced software seeks out and repair issues that cause poor performance, crashes and a variety of other errors. RegAdvance's friendly user interface allows you to monitor all the scans and either repair and clean your Windows registry automatically or manually.
You may want to check out more software, such as Clean Disk 2003 or NuLOOQ navigator, which might be related to RegAdvance.