Actually, iOS probably woldn't be any faster, the iPhones prosesor is only 1 GHz, while some android phones are 1.5 GHz, and some even higher.
This game is advanced and slow even on extremely modern processors. There's not a chance it'll work on something portable without being a mock version that isn't even quite the same game.
...And if you need a fix -that- badly, there should be a few hundred falling sand apps for it already anyway. Doesn't need to be powder toy.