MyScript Calculator 2 ($3 on iOS / Android): Write equations onto your phone or tablet with your finger, and MyScript will recognize and solve them.

These apps solve math problems – and explain the process – just by taking a picture. Snapchat has long had the ability to help solve math problems, but now the feature is front and center.

Prior to iOS 18, if you wanted to figure out how to split a bill with your texting group from afar, you'd have to use your calculator app or Spotlight and then switch back to Messages. With iOS 18 ...

A novel calculator interface makes solving tricky sums easy, as users can simply write them onto a screen and then watch the answer appear. The device could easily be incorporated into stylus ...