Replicating this hardware on a smartphone requires an emulator capable of handling the specific processor architecture (SuperH 3 or 4) and the proprietary OS Casio uses.
For the tech-savvy student who owns a physical calculator and wants a backup on their phone, setting up an emulator is a rewarding project. It offers the power of the Prizm in your pocket. However, for casual users, the barriers to entry—finding ROMs, configuring controls, and the lack of tactile buttons—might make legal alternatives like Desmos a more practical choice for daily homework.