*With a pro account, number of users allowed on the account depends on number of domains on the account.

Pro Accounts with less than 30 domains: 1 user
Pro Accounts with 30 - 99 domains: 5 users.
Pro Accounts with 100+ domains: Unlimited users. 

Managing Users

You can now manage your users for your Schema App account in your Schema App application.

1. Go to the top right hand side, select your name from the dropdown and select 'settings'.

2. Within the settings tab, navigate to 'team' and select 'add users':

If you are not the account owner you will not see or have the ability to add users.