Hearts Online is a free game developed by Summit-Games for Android devices that lets you play the classic card game Hearts. With a high-level artificial intelligence (AI), you can play against other players from around the world or alone against the computer-controlled players. The game features many modes, including quick, ranked, friendly, and daily tournaments.

The game's objective is to avoid the queen of spades and the hearts to earn the lowest score and finish first. With a complete, fast, and smooth game interface, you can enjoy the game without any limitations. The game adapts to you with three different levels of AI, making it suitable for beginners and experienced players alike. You can also customize the game's graphics by choosing from five different themes and three sets of cards.

With detailed scores and statistics, you can track your progress and see your rank on the leaderboard. The game does not cheat, and the AI does not have any knowledge of the other players' cards. If you have any questions or suggestions, you can contact the developer at Play Hearts online and enjoy the classic card game wherever you are.