Look, I get it: When you think of “exciting new life upgrades,” a calculator app might not be the first thing that comes to mind. But it might be time to reconsider that mental calculation. Today, I’m ...

CNBC Select has selected the best free budgeting tools for beginners, investors, small business owners and more. (See our methodology for more on how we made our selections.) ...

Graphing calculators are important tools for students and academics. They can solve complex equations, show you the graph for additional answers, and do stuff that normal calculators can’t do. Most of ...

It’s hard to be an iPad user, especially when a discussion breaks out in my friend’s group about the calculator app. Aside from the powerful hardware, Apple Pencil support, seamless integration with ...

As any self-respecting geek knows, calculators have long sported all sorts of spiffy hidden tricks. From the .7734 “HELLO” hack that delighted us all in grade school to the more advanced graphic ...