Zero, Zilch, Nada.
TabletWise does not cost anything for course creators. We will host your courses and deliver them to a worldwide audience through our global content delivery network, for free. We only accept great quality courses, so be sure to submit your best content.
Our subscribers pay for using TabletWise via a subscription called "Premium". We pay royalties to our instructors from the revenue we receive from "Premium". Instructors do not have to be "Premium" subscribers to submit classes.
However, we recommend that our instructors be "Premium" subscribers to better understand how our platform works from a students perspective and to learn our "Lay of the Land". Instructors can become "Premium" members at https://www.tabletwise.com/account/subscription.