Beyond Compare 4 runs on Macintosh computers, under macOS 10.11 El Capitan and up.
Beyond Compare 4 on Mac stores settings in:
/Users/username/Library/Application Support/Beyond Compare/
Register for All Users
The default registration method (opening Beyond Compare | Enter Key from the menu) registers for the current user account.
To register for all users, save your license key in one of the following locations: