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

Simple steps to recover deleted SDF, Standard Data File on Windows & Mac

Step 1:
Install the program on any macOS or Windows computer
Step 2:
Fire up the software and prepare for scanning by selecting the disk that contained the lost files
Step 3:
Search for deleted data on the disk by cicking the Recover button
Step 4:
Click Recover a second time to get back your selected files

Best 5 data recovery software for Data Files

Disk Drill
Free version, Pro version $89

Free recovery: Free recovery - 500 MB

666762
Glary Undelete
Freeware

Free recovery: Freeware

265306
Recuva
Free, Professional $19.95, Professional Plus $39.95

Free recovery: Free recovery - Unlimited, doesn't include support

8587756
Leawo
Free Trial, Pro $69.99

Free recovery: Free scan

27262
UltData
from $55.95

Free recovery: Free recovery - 500MB

1054581