There are a few game variants available, each supporting one level of undo, and some basic visual customisations and tweaks. We started with the standard Klondike game that you already know from Windows, the controls work much the same and you're ready to go in seconds.
The game looks gorgeous, with such realistic detailed designs that we just wanted to keep zooming in. 123 Free Solitaire is a fun collection of 12 solitaire games: FreeCell, Klondike, Diplomat, Forty Thieves, Flower Garden, Golf A-K, Grandfather's Clock, Golf A-K, Klondike by Threes, Pyramid, Spider Solitaire, Spider Solitaire One Suit, Spider Solitaire Two Suits and Yukon.