Foldable devices made quite a buzz from the start. In the beginning, because they were not very robust. Now, because they ARE robust enough for daily usage. And they make large screens pocketable. This talk shows you how to make beautiful user interfaces that work well on smartphones, tablets, and foldables using Jetpack Compose and Jetpack WindowManager. We'll look at relevant APIs, cover important interaction patterns, and learn how to glue all together.