AJ's 21 card game is based off the game blackjack. It is relativity simple to play. Just get as close to 21 as you can without going over. It is small and simple to play. Just give it a try and have fun. Some features are that there is user profiles that you can use to compare with other players. The copy you can download will have some shareware limitations. All games are restricted to only 30 tries. Please read the helpme file to find out more limitations. More Info At http://www.ansprograms.com