The monthly fee is billed monthly by the chosen payment method. The date of the invoice is the first day of a calendar month. In the first fee-based contractual month, the invoice is created immediately after your registration, respectively after expiry of the free trial period. Withal, this invoice includes the pro rata costs for the remainder of the first fee-based calendar month.
Transaction fees as well as costs for shipping labels are billed according to consumption, yet usually monthly on the first day of a calendar month by the chosen payment method.
Therefore you will be required to enter your payment details before starting your subscription. If you're using your own shipping rates in shipcloud you will be billed directly from your carrier. shipcloud will only bill you the monthly and transaction fees according to your chosen subscription.