basic trigonometry, and graphing. These apps are for cool teens who want to hide things from their parents because their family has trust issues. Secret Calculator (free on iOS): Secret browser ...

Google has rebuilt Chrome OS’s built-in Calculator app ... and can be expanded to reveal tools for geometry and trigonometry. In the last few years, Google has been moving away from native ...

For most people, the scientific calculator will be the most useful, since it can perform basic arithmetic along with more advanced functions such as trigonometry. These features are self ...

Today I learned that the iPhone’s built-in calculator app has a scientific ... exponents, and all those trig functions from back in high school. The feature isn’t exactly new, or hidden ...