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Cali (US$0.99) is a clever variation on the traditional computer calculator. Rather than aim for buttons for particular functions, the basic ones are gesture-based. Swipe up to add, down to subtract, right to multiply and left to divide. It seems like a trivial feature, but if you have a lot of numb...

1 year ago 0 Comments
December 16, 2013 at 12:00PM