SuperCard remains a 32-bit application and will continue to be for the foreseeable future. This means it is not compatible with Catalina (macOS 10.15) or later versions of macOS. While it is possible to run SuperCard under Catalina in a Parallels Virtual Machine, it is not natively compatible.
If you still wish to upgrade your license of SuperCard, please enter your name, email address, and SuperCard registration number below to see what upgrades are available to you.