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

Simple steps to recover deleted KEY, Keynote Presentation on Windows & Mac

Step 1:
With a Windows or Mac machine, download and install the software
Step 2:
Start the recovery software and choose the disk you want to scan for lost data
Step 3:
Search for deleted data on the disk by cicking the Recover button
Step 4:
Click Recover again after selecting the files that you wish to restore from the preview display

Best 5 data recovery software for Data Files

Free version, Pro version $89

Free recovery: Free recovery - 500 MB

666762
Freeware

Free recovery: Freeware

10142
Single user license $69.95, Technician (site) license $199.95

Free recovery: Free digital image recovery

10110
$89.73

Free recovery: Free scan

1499
Free, Home $79.00, Professional $139, Premium $159, Technician $499

Free recovery: Free recovery - 1GB

102486