Cannon Shoot Online Home Cannon Shoot Online 0.0 / 5 ( 0 votes ) Your Rating? Discover Cannon Shoot Online – Play Free Now on GameHard! Fill all the buckets with balls to complete a level. Use your finger to move various objects to change the direction of the balls you shoot. Aim smart! Complete levels to unlocks new cannons. Categories in which Cannon Shoot Online is included: Arcade Puzzle Tower Defence Strategy