Real PIC Simulator is a specialized software environment designed for developers and hobbyists working with Microchip's baseline and mid-range flash-based PIC microcontrollers. Its primary goal is to reduce development and testing time by allowing users to debug code in a virtual environment before deploying it to physical hardware.

Look into fully free or open-source alternatives like SimulIDE or PICSimLab . They offer excellent visual simulation without requiring paid licenses.