NeuralPlay Five Hundredis a free iPhone game developed by NeuralPlay LLC. It offers a customizable experience, allowing players to play with their favorite rules. The game provides preset rules for both American and Australian variants.

With NeuralPlay Five Hundred, players can enjoy the following features: undo, replay hand, skip hand, offline play, detailed statistics, bid and play hints, bid and play checker, play review, six levels of computer AI, unique thinking AI, and the ability to claim the remaining tricks when your hand is high.

The game also offers various rule customizations, including choosing the size of the kitty/deck, the number of bidding rounds, enabling or disabling Nullo bids, setting the point value for Open Nullo bids, awarding points for a slam, enforcing must bid to win, making 6 level bids Inkle bids, determining defender scoring, and choosing when the game ends.

NeuralPlay Five Hundred provides a challenging and customizable experience for both beginning and advanced players. Download it now to test your skills in this classic card game.