Learn how to build a file management app for Android using Kotlin and Filestack in this comprehensive 34-minute tutorial. Discover how to implement a file picker that can select multiple files of various types simultaneously. Explore Filestack's powerful API for uploading, transforming, and delivering content easily. Follow along to create your own file picker app with Android Studio, leveraging Filestack's beautiful UI integrations and scalable infrastructure. Gain insights into handling file uploads, URL ingestion, and iOS/Android device integration. Access the provided GitHub repository for the complete project code and dive into Filestack's extensive documentation for further learning.