To find out information about your billing, products/subscriptions, and anything related, head to your Account Menu > Billings & Logs > Products.

Here you will find detailed information regarding billing including whether you are being charged monthly or annually as well as the next billing date for each product/subscription that you purchased.

From here you can also upgrade your subscription or how to mitigate from smrtDialer Single Line to Multi-Line.

Learn what happens to billing when you change subscription level ⇢

If you change your subscription, several changes will happen. You can learn more about what happens to billing when you change your subscription level here ⇢