ONE PUNCH MAN: The Strongest is a free role-playing game developed by FingerFun Limited for Android devices. It is the first official RPG turn-based strategy mobile game authorized by and adapted from popular Japanese ONE-PUNCH MAN. The game allows players to fight alongside Saitama, "The Strongest Hero," to meet the challenges of various disasters and monsters. Players can also recruit various heroes and monsters, and form their exclusive strongest lineup.

The game features customizable combinations and variable strategies, a wide range of characters, each with unique debut and skills, and a variety of modes with rich gameplay available. The Institute of Evolution, Association Arena, Unnatural Disaster, and Challenge are some of the modes available. The game also offers a thrilling one-punch kill in quick clearance of challenges. Players can compete daily with players from the ten countries in Southeast Asia in real-time collision of strategy and trick play.

The game has voiceovers by the original voiceover cast, including Saitama CV: Makoto Furukawa, Genos CV: Kaito Ishikawa, and Terrible Tornado CV: Aoi Yuuki. ONE PUNCH MAN: The Strongest is a game that is worth trying out for fans of the anime or those who love role-playing games.