Inkling is a free mobile application designed for iPhones that provides multimedia, interactive, and searchable content. The app is intended for business and institutional accounts only, and users must sign in with their organization's credentials to access its features. Inkling offers a wide range of features, including text, video, assessments, and rich interaction.

One of the most significant advantages of Inkling is its automatic content updates. The app automatically updates its content, ensuring that users always have access to the latest information. Additionally, Inkling offers a rich in-context search feature that provides users with instant answers. The app also works offline, making it an excellent resource for users who need information on the go. Finally, Inkling can be customized with your corporate logo, making it an excellent tool for businesses and institutions.

Overall, Inkling is an excellent education and reference tool that provides multimedia content for iPhones. Its range of features, including automatic content updates, rich in-context search, and offline access, makes it an invaluable resource for users who need information on the go.