As long as you did not choose a “secure erase” option, your old data will remain on your drive until it is overwritten. So formatted hard drive recovery on Mac is still possible! Disk Drill can scan your drive and find invisible files that haven’t been erased yet.
It is actually pretty easy to recover formatted hard drive on Mac. Simply download the free Disk Drill Basic software, scan the drive and review the files. If you find your files, great! You can proceed with recovery. If not, all you’ve spent is a few minutes of your time.