GetDataBack is not available for Mac but there are plenty of alternatives that runs on macOS with similar functionality. The best Mac alternative is TestDisk, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to GetDataBack and many of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to GetDataBack are PhotoRec (Free, Open Source), R-Studio (Paid), Disk Drill (Freemium) and Autopsy Forensic Browser (Free, Open Source).
Fireebok Data Recovery for Mac is an useful utility to recover lost data from any Mac OS X based media. With this advanced data recovery software, you can recover all your lost documents, photos, music, videos, archive, emails, and other multimedia files.
FlashPhoenix is a data recovery tool for various flash cards (SmartMedia , CompactFlash, Memory Stick, MicroDrive, xD Picture Card Flash Card, PC Card, Multimedia Card, Secure Digital Card, etc) and digital camera memory.