Are you currently subscribed to a premium plan or the Free account? To double-check which plan you're subscribed to, visit one of the following two pages:
The Pricing page
Visit the Pricing page and scroll down to view the available plans on StudioBinder. If you are subscribed to the Free plan, it will say Current Plan right below it.
The Billing page
Visit the Billing page to view exactly which plans you are subscribed to.