No, Motioney Agency/Enterprise is an Upgrade for Motioney Standard Montly or Yearly Subscription.
Once you Upgrade your Subscription to Motioney Agency/Enterprise you can use the Agency features inside your Motioney software as long as you keep renewing your Motioney standard Monthly or Yearly Subscription. You will not need to pay any additional fee for the Agency Features as long as your Motioney Monthly or Yearly Subscription is active.