Drop7 might be built on a foundation of math, but give it a chance anyway. Its sleek, modern look and oddly captivating rules make Drop7 a must-have iPhone puzzler. You won't be able to put it down as you compete against yourself to constantly improve your high score.
It's all about numbers, but Drop7 will stimulate every part of your brain as you struggle to clear the 7 X 7 game board.
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