Reunion, by Leister Productions, is a high end Mac genealogy program. Reunion helps you to document, store, and display information and makes it easy to publish your family tree information.  Wall charts for family reunions are just one of its specialties. A demo version is available which allows 50 people to be entered in a family file. Reunion runs on Mac OS X 10.6 or newer.  A companion mobile app, ReunionTouch, is also available for the iPad, iPhone, iPod Touch.