for mobile: To move, left click left button. To move, right click right button. To jump, click cat. To scratch y click scratch arrow upwards ( this stops jumping and slows falling). To scratch x, click the horizontal scratch arrow (this stops movement left and right). for pc: Space, W or up arrow to go up. A or the left arrow to go left. D or right arrow to go right. q to scratch y (slows falling and stops jumping). E to scratch x (stops movement left and right).
Consider favouriting or recommending it; it took weeks with a couple of hours a day to make it. Reach the doughnut in each level to unlock the next. Touching spikes kills you.