Since the games are played with a single deck of cards, no elaborate setup is required. The games are played with a single deck of cards and are easily learned. It has interesting graphics, superb functionality, and all the classic card games you couldn’t get enough of in college. All games can be played for free with no obligation to register or install software, just click the icon and start playing. 123 Free Solitaire is an online suite of classic and popular solitaire card games, including Spider, Klondike, FreeCell, and Pyramid.