FruitKing is a fruit-cutting game designed for Wear OS smartwatches. Players use their fingers to slice various fruits on the watch and turn them into juice. The game features multiple levels with different challenges and goals, such as cutting as many fruits as possible within a set time or making specific types of juice. The game offers various fruit types and power-ups, such as fruit-cutting speed boosters and double points, making it more fun. Players can challenge their high scores.