by The App Store offers some very powerful calculators for those who need to take on higher-level math or are just tired of the stock Apple offering.
The following five apps vary in capabilities and features, but they all offer good design and enough computing power to tackle sophisticated tasks. They are all universal apps, which is especially helpful for the iPad given that it does not come with a calculator.
After trying out several alternatives, here are some of the best for turning your iOS device into a stronger computational machine.
Best all-around: PCalc
iTunes
PCalc can handle just about any kind of math you can throw at it.
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