This extension integrates Restrict Content Pro with ConvertKit by letting you subscribe members to forms and courses when they purchase a subscription on your site.
ConvertKit is one of the premier solutions for email marketers. Its simple to use yet exceptionally powerful. When combined with Restrict Content Pro, you can step up your marketing efforts, resulting in more sales and happier customers.
The RCP ConvertKit extension provides the following functionality:
Global and subscription-level mailing list management
Subscription-level tagging through ConvertKit
Opt-in and auto-register functionality (note that auto-registered users will still have to confirm their subscription)