Open .KEY file Extension

File Type : OS/2 Archive .KEY-file

Compatible with: (Mac OSX 7, 8, 9, 10, 11, 12)

Searching for a program to open .KEY files?
The error "There is no application set to open the document." is a common problem faced by millions of Mac users daily. This happens either because the required app to open that file does not exist or there might be some malicious apps tempering your Mac
We recommend that you run a scan on your Mac to check for potential malware threats.


ExtensionSmallImg What is .KEY file?

Generic file extension used by various programs when registering legal copies of the software; may be saved in a plain text format but generally contains some form of encrypted key string that authenticates the purchase and registers the software. Since KEY files are used by various software products, no single program will be able to open them. Instead, you will have to know which program a KEY file corresponds to in order to use it to register the software.

Recommended Software Programs to open .KEY file

Microsoft Windows:
  • Used by various programs