Pig Mahjong and Pig Hearts are games for Mac OS X. Depending on your browser, you may need to search the App Store for "Pig Mahjong" or "Pig Hearts". Solitaire, in the context of tabletop gaming, has three meanings. The most general simply refers to any tabletop game which one can play by oneself. In the USA, it may refer to any card game played by oneself.