In this article you'll learn how to control Sunday Keys for MainStage 2020 from your phone or tablet using the TouchOSC app. You'll need to use the TouchOSC Mk1 App with Sunday Keys 2020.
Click here to download the TouchOSC Mk1 Editor.
Click here to download TouchOSC Bridge.
Need more help? Click here to check out the TouchOSC User Manual.