Rollin is an arcade logic game written by Michael Riedel from SAV Creation and published by Ticsoft.The object of the game is to maneuver a ball through a level in top-down perspective from start to exit. The ball follows the laws of gravity, momentum and conservation of energy. Levels are composed of tiles with various properties and effects. The game has a single player, two player in turn and two player cooperative modes. The controllers supported are keyboard, mouse and joysticks.