His post starts with a screenshot of the iOS calculator app with a mildly complex equation. The app’s answer is wrong. Android’s calculator does better on the same problem.

Here are the best Android calculator apps like iPad Math Notes feature. Solve complex math problems with handwriting input, step-by-step solutions, and interactive graphs.

Emu48 is a mobile port of the Emu48 Windows application. It’s an emulator for the HP48 graphing calculator. The app works like most emulators in this space. You provide the ROM and the app makes ...