The Z21 app by Modelleisenbahn GmbH is designed for iPhone users to connect to a Z21 Digital Center, offering a demo mode for exploration. This app simplifies model train control by managing locomotive libraries, functions, and digital components with touch-technology. By connecting your model train unit to your iOS device via WLAN, you can easily control locomotives on your layout from your mobile device.

Experience the convenience of model train control with intuitive touch features. Scroll through your locomotive library, activate lights and sounds with a tap, and adjust speed effortlessly. The Z21-App provides a graphic interface for comprehensive layout control, individual locomotive images for easy management, and realistic cab views for an immersive experience.