Spotlight is the default search engine for Mac, iPhone, iPad and iPad. It is essential to have quick access to content in order to create efficient workflows. There are many ways that you can make it easier for people to find your app's content. Spotlight is a powerful search engine that makes it easy for users to find files and content throughout the system. Spotlight allows people to search for things by using meaningful attributes such as the intended audience or orientation of an image. Make your app's content searchable. Spotlight makes it easy to share content. You can make it searchable and add descriptive attributes, also known as metadata. Spotlight stores, extracts, and organizes this information for quick, comprehensive searches. For developer guidance, see Core Spotlight. Define metadata for custom file types. Spotlight Importer plug in that describes the types and content of metadata your file formats contain.