Here is the list of best 5 software tools to get PART files back in Windows and macOS

Simple steps to recover deleted PART, Partially Downloaded File on Windows & Mac

Step 1:
Download and install the application on a Mac or Windows machine
Step 2:
Launch the app and direct it to the disk you will use for recovery
Step 3:
Select Recover to start searching the disk or partition for lost files
Step 4:
Preview the recoverable files and hit Recover again after selcting those to be restored

Best 5 data recovery software for Misc Files

Free version, Pro version $89

Free recovery: Free recovery - 500 MB

666762
Personal License €129.95, Commercial License €129.95, Corporate License €399.95

Free recovery: Free scan & preview

3974
Free Trial, Paid $29.95

Free recovery: Free scan & preview

116
Free, Pro $89.95, Technician from $299.00

Free recovery: Free recovery - 2GB

3793460
Free Trial, Pro $69.99

Free recovery: Free scan

27262