No specific info about version 3.3. Please visit the main page of Disk Doctor on Mac Informer.
Disk Inventory X is a disk usage utility designed for Mac.
Disk Doctor PRO is a professional, powerful disk cleaner tool for Mac OS.
Disk Doctors Mac Data Recovery can recover deleted or lost files.
Cleaning app that is capable of removing gigabytes of unneeded files.
Disk Inventory X is a disk usage utility for Mac OS X 10.3