Riverboat Gambler is a free casino game app available on iPhone. Developed by Riverboat Gambler LLC, it offers an extensive collection of 61 different games, including popular games like Blackjack, Baccarat, and Roulette, as well as more niche games like Zombie Blackjack and Fish, Prawn, Crab.

The app is designed to provide a realistic gaming experience, and players have reported that it has helped them improve their skills in live games. Each game includes detailed instructions and rules, making it easy for beginners to learn. Experienced players can hone their techniques by playing against the app's AI.

The app includes separate sets of achievements for each game, and players are rewarded with bonus chips throughout the day. The developer personally reviews all feedback and acts upon it, so players can suggest new games or improvements. Some games may not be available on smaller screens, but for those with larger screens, Riverboat Gambler is an excellent choice for anyone looking to enjoy a variety of casino games on their iPhone.