Red Ball 4 is a physics-based platformer where players control a red ball on a mission to save the world from the evil squares. The gameplay involves rolling, bouncing, and jumping across various obstacles while solving puzzles and defeating enemies. The game offers a variety of well-designed levels with increasing difficulty, creating an enjoyable challenge. The controls are smooth and responsive, and the game’s bright, cheerful graphics add to the fun. Red Ball 4 is perfect for platformer fans, though some may find it a bit easy after progressing through the early levels.