Android File Chooser is a simple and customizable file/directory chooser dialog which you can use in your apps to let your users select a file or directory based on your needs.
There is a bunch of useful widgets and navigation classes to make your app clear and simpler. Include features like font from asses via xml, complex background, resizable compound drawables, FlowLayout and SlideMenuLayout (expand menu from any direction), custom backstack (abstract + fragments impl).