There is a full-featured calculator hidden in your iPad, even though Apple never ported the iPhone Calculator app to its tablets. Actually, there are two of them. Steve Jobs nixed the calculator from ...

The Calculator app on your iPhone can be used for more than simple calculations or figuring out the tip. It also has a scientific version, stores a history of past calculations, and can convert ...

When you hear the word calculator, I bet your mind immediately goes to math class and solving problems that can’t be solved efficiently in your head or on paper. While calculators are traditionally ...