No. The Endicia accounts that you open via ShippingEasy are completely free to you! We'll take care of the monthly subscription fee, you just cover postage purchases!
What is Endicia?
What rates does ShippingEasy offer on USPS shipments?
Why do I need two Endicia accounts?
What do I do if my Endicia postage accounts could not be created?
How to: Add more postage to my Endicia carrier accounts