You can add multiple accounts for a single login. This allows you to manage multiple stores without the need to maintain multiple login credentials.
Each account can only connect to 1 ecommerce store (to ensure data integrity). Let's say you have the following stores:
You need to use 2 different accounts to connect to these 2 stores, irregardless of the ecommerce platform (Shopify/BigCommerce/EasyStore) it is running on.
You will be prompt to switch account if you try to connect to a different ecommerce store.
How to add another account?
How does billing work for multiple accounts?
Billing is handled on account-level. Each account will have its own separate billing details and subscription plans. If you have 3 accounts with paid subscriptions, you will be charged for all these 3 accounts.