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 ...

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Amy Fontinelle is a freelance writer, researcher and editor who brings a journalistic approach to personal finance content. Since 2004, she has worked with lenders, real estate agents, consultants, ...

There are two basic ways to do fractions on your iPhone calculator. Here's what you need to know to use the built-in app.

Most smartphone-based medical calculation apps--those that calculate the severity or likelihood of disease-based clinical scoring systems--provide accurate and reliable results that "can confidently ...