No specific info about version 4.2. Please visit the main page of Drive Genius 4 on Mac Informer.
Drive Genius 3 is a powerful disk utility for Mac OS X.
Lock Screen 2 is an app that allows your Mac to use iOS' lock screen.
Keep Drive Spinning ensures that a connected drive never goes into low-power mode.
Drive Cleaner helps you free up the valuable space of your drive.
This app helps you convert multimedia files to various formats.