Video: What premium adds
Premium is what connects your own domain, opens the full design catalog rather than the five free ones, and switches on the pages and tools a free account can see but not use. If you are weighing it up, the domain is usually the deciding one: your own address is what makes the site read as yours rather than as a profile on somebody else's platform. The video is an earlier recording and shows a previous version of the control panel; the steps above are current.