And you might not realize it yet, but that simple-seeming Calculator app on your Google Pixel phone continues that tradition. [ Related: The irony of Google’s Pixel 9 AI gamble] ...

Calculator app has been around in macOS forever. Here's how to use its four modes in macOS Sequoia.. Apple's Calculator app lives in the /Applications folder at the root of your Startup Disk.

Windows 11's Calculator app has a scientific calculator, a graphing calculator, a programmer's calculator, and supports date calculation. It also allows you to convert currencies, units, and lengths.