16.12.2013 19:50 Uhr, Quelle: The Unofficial Apple Weblog

Cali is a clever gesture-based calculator for iOS

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

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