Based on official release notes, version 3.0 focused on modernizing the app for newer macOS environments:
Some users have noted that the app does not always display hidden or invisible system files by default, which can be a drawback for advanced users looking for hidden "ghost" files. Disk Xray 3.0 (30005)
Ensures complete removal of applications along with their hidden support files, configuration settings, and auxiliary data. Based on official release notes, version 3
Speeds up system performance by eliminating temporary junk, such as application logs, browser caches (Safari, Chrome, Firefox), and large files filtered by age. Based on official release notes
Reviewers from platforms like iTWire and the Mac App Store highlight the following:
Enhanced secure file shredding and permanent trash erasure capabilities were refined for better data privacy. User Experience & Performance