Cube Islands Home Cube Islands 0.0 / 5 ( 0 votes ) Your Rating? Discover Cube Islands – Play Free Now on GameHard! Welcome to Cube Island, where you need to connect and close the circuit to complete and move on other level. Upgrade your brain with this puzzle game and have fun! Always be the best between other players at solving puzzles and complete levels with good thinking. Categories in which Cube Islands is included: .io Action Arcade Mini 1 Player