Marshall Gateway is a free iPhone app developed by Marshall Amplification plc. It allows users to take control of their Marshall CODE Series guitar amplifier through a Bluetooth LE connection. With this app, you can adjust your amplifier settings in real-time, saving presets to the Marshall Cloud for easy access on any device. You can also share your presets with friends or publish them to the Marshall CODE community.

One of the standout features of Marshall Gateway is the ability to search and play online presets directly within the app. This feature allows users to explore and try out a wide range of presets created by other users, expanding the possibilities of their amplifier. Whether you're a seasoned musician or just starting out, Marshall Gateway provides a convenient and intuitive way to enhance your guitar playing experience.