NeuralPlay Five Hundred (500) offers many rule options. Customize to play with your favorite rules! Preset rules are provided for both American and Australian variants. Just learning Five Hundred? The NeuralPlay AI will show you suggested bids and plays. Play along and learn! Experienced Five Hundred player? Six levels of AI play are offered. Let NeuralPlay's AI challenge you! Features include: • Undo. • Hints. • Offline play. • Detailed statistics. • Replay hand. • Skip hand. • Customization. Choose the deck backs, color theme, and more. • Play checker. Let the computer check your bid and play throughout the game and point out differences. • Review the play of the hand trick by trick at the end of the hand. • Six levels of computer AI to provide challenges for beginning to advanced players. • Unique thinking AI to provide a strong AI opponent for different rule variations. • Claim the remaining tricks when your hand is high. • Finish hand early. Play quickly. Optionally finish the hand early for nullo bids when the nullo player takes a trick and the score is determined. • Achievements and leaderboards. Play with your favorite rules. Rule customizations include: • Kitty/deck size. Choose from 2 to 6 cards for the kitty. The deck size will adjust accordingly adding the lower cards and an additional joker as required. • Bidding rounds. Choose between multiple rounds or a single round. • Nullo (Misere) bids. Choose to enable or disable Nullo bids. • Open Nullo (Open Misere) bids. Choose the point value for Open Nullo bids. • Slam. Optionally award a minimum of 250 points for a slam. • Must bid to win. Optionally set a cap on the defenders' score to enforce must bid to win. • Inkle bids. Choose to make 6 level bids Inkle bids. • Slam. Choose whether or not to award a slam bonus for taking all the tricks. • Defender scoring. Choose whether or not to award points to the defending team based on tricks taken. • Misdeal. Optionally allow a player to declare a misdeal when dealt a hand with no aces and no faces. • Game over. Choose whether the game ends at a predetermined number of points or after a certain number of hands.