Pocket Premium is an enhanced version of the Pocket application, which is designed to help users save articles, videos, and other web content for later reading or viewing. The premium subscription provides features such as a permanent library of saved content, advanced search functionality, suggested tags for better organization, and a distraction-free reading experience. Users also benefit from a customizable reading layout, enhanced highlighting, and no ads, making it a more streamlined and efficient way to manage reading lists and digital content.