Open your Subamplify dashboard
Click the side menu item Settings
Then click the Billing sub menu item
Displayed here is a history of all charges associated with your account. The history includes two types of charges:
Recurring Charges: monthly or annual charges related to your subscription plan to the Subamplify platform
One Time Charges: once off charges for subscriptions plan which charge a % of the each Subscription Order as a fee. You can find more information on your current plan by clicking here