Play 500 with challenging AI players, numerous settings, unlockables, and statistics! This app includes: - Random card generator to simulate real-world play - Single player 500 against three AI players with changeable difficulty settings - Detailed description of how to play 500 and tips that popup during the game to help players learn the game - Unique "House Rules" options: Game Score, Nullo only available after 7, Mention 6 Bids, One Round of Bidding, and Widow Size - Game play options: Diffi