This feature available on All Plans
Overview
Access the Manage Account menu when you need to Upgrade, view your Account Summary, Manage Team (if you run a team using ShortStack for Teams), change your account Preferences, Switch Team (if you have access to another account via ShortStack for Teams), and log out.
Getting There
Click your name/avatar in the upper-right corner of the site to open the dropdown.
About
For more detailed information on your account summary, see Accounts & Billing.