Simple file uploader and powerful APIs to upload, transform, and deliver any file into your app. Filestack is a cloud-based file-handling platform that allows users to upload, store, and manage files in the cloud. It provides various features, including image and video processing, file conversion, and integration with other platforms. Filestack offers a developer API that allows easy integration with web and mobile applications. It facilitates the handling of files and enables the user to take advantage of the cloud to provide additional functionality.