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If it isn't free in your country then just wait a bit, and it will be available for free soon (:
i think the site just hasn't been updated. I tried to give the game as a gift where it said 0$ in price. I just changed the price for 10...
http://itunes.apple.com/app/icell-the-game/id557524433 Price drop from 1$ to free. So download it free now!