Originally, Reunion 7 was distributed on CD-ROM. If you still have your disc, you can create a disk image (ISO) to serve as a digital download for future use.
If you are on a brand-new Mac or Windows PC, Reunion 7 may not run natively. You might need to use an emulator (like SheepShaver) or a virtual machine to create an environment that supports older software. reunion 7 download
The interface uses a "family card" layout, making it simple to flip through generations. Originally, Reunion 7 was distributed on CD-ROM