Does TradeStation charge a monthly fee?

Excuse me, I was wondering if you could clarify something for me. In regards to TradeStation, is there a monthly fee that customers are required to pay? I've been looking into different platforms for my trading needs and I want to make sure I understand all the associated costs before making a decision. Could you please provide me with some more information on TradeStation's fee structure, specifically regarding any monthly charges? Thank you for your time and assistance.