Build complex electrical circuits with our intuitive drag-and-drop interface. Access a rich library of components including relays, switches, motors, and sensors.

Write PLC logic using standard ladder diagrams. Supports contacts, coils, timers, counters, and advanced instructions with real-time design checks.

Test your designs instantly. Our simulator accurately models electrical behavior and operational logic, providing useful visual feedback.

View your schematic and ladder logic side-by-side. Interact with switches in the schematic and watch the ladder logic execute in real-time.

No installation required. UnifCAD runs entirely in your browser, providing a high-performance simulation experience that stays smooth and responsive.

Our optimized processing system is designed for maximum efficiency, ensuring real-time feedback and smooth interaction even with complex designs.