Proteus 7.7 Sp2 Portable [best] Here

| Feature | Proteus 7.7 SP2 Portable | KiCad 8 + ngspice | Wokwi (Online) | |--------|--------------------------|-------------------|----------------| | | Excellent (PIC/AVR) | Very limited | Excellent (ESP32, RP2040, Arduino) | | PCB Layout | Okay, dated | Professional grade | None | | Modern Parts | None | Good | Extensive | | Portability | USB-only | Requires install | Browser-based | | Price | "Free" (cracked) | Free (open source) | Free |