Arrow keys (or wasd) to move, space to jump, jump and then move to leap. Alt controls (never actually finished): click in a direction of Blue to walk, click Blue to jump, click and drag blue to leap. Your only goal is to touch the apple for score points and avoid obstacles. Also he doesn't like loud noises, talk to him gently.
Simple game, bit rushed since inner conflict with what things I want to make. If I don't share at this point this thing ain't gonna be released.