Microsoft has open sourced the code for its Windows Calculator app, inviting developers to help improve the tool's user experience while at the same time learning about and possibly adopting its ...

The iPad lacks a built-in calculator but there’s no shortage of 3rd party ones in the App Store. I’ve already reviewed Calcbot for iPhone and iPad and I’m loving it, but this one’s good, too. Digits ...

How hard can it be to write a simple four-function calculator program? After all, computers are good at math, and making a calculator isn’t exactly blazing a new trail, right? But [Chad Nauseam] will ...