• Many solitaire card games for the Macintosh computer keep track of statistics such as number of games played, number of games won, fastest playing times and scores. With some games, you can upload your high scores to the developer's website to compete for top scores against people around the world.
  
  

Pretty Good Solitaire

• Pretty Good Solitaire features playing cards that automatically adjust in size to fit your screen. It offers 200 classic and original solitaire games you can play in either standard mode or climb mode. Climb mode sets you on a quest to achieve higher scores while playing increasingly difficult card games. You can undo moves an unlimited number of times and use mouse-click shortcuts for faster gameplay. The game keeps individual statistics for each card game and allows you to upload your scores to the high-score list on the developer's website.
  
  Goodsol Development released Pretty Good Solitaire 2.1 in December 2009. It requires Mac OS X version 10.4 or later. You can download a 30-day trial version of Pretty Good Solitaire and additional card sets from the developer's website. Themes in the free additional card sets include cats, holidays, tarot, science fiction and cartoons. You can create your own artwork and send it to the developer, who will convert the artwork into playing-card format.
  
  

Kitty Spangles Solitaire

• The 46 solitaire games offered in Kitty Spangles Solitaire feature characters and animated themes. Kitty Spangles Solitaire is by Swoop Software, a Mac software developer. Game options are accessed from the game board and allow you to choose sound levels, themes, and automatic completion. The game keeps track of high scores, number of games played and number of games won.
  
  Swoop Software released Kitty Spangles Solitare 3.9.4 in December 2009. It requires Mac OS X version 10.4.11 or later. You can download a trial version of the game from the developer's website.
  
  

Heartwild Solitaire Classic

• Heartwild Solitaire Classic by Orchid Games contains two solitaire variations, Klondike and Double Klondike. It includes seven short romance stories by published novelists. Each time you win a game of solitaire, you can unlock a story to read. This game features music paired with artistic playing cards. It keeps score and tracks the time for each game played.
  
  Orchid Games released Heartwild Solitaire Classic in December 2009. It requires Mac OS X version 10.4.11 or later. You can download the free game from the developer's website.