No specific info about version 4.4. Please visit the main page of WD Discovery on Mac Informer.
RecoveRx supports almost all storage device types including SD, CF, Memory Stick
Recover all kinds of formatted, deleted, corrupted, or lost files.
Recover photos, music, videos, documents, archives, and other types of files.
A program for recovering deleted or lost data from your Mac device.
Recover various types of files considered completely lost.