Teachable is an online course creation platform that enables educators, businesses, and entrepreneurs to create and sell courses online. It provides users with tools to create engaging content, build a custom website, promote their courses, and manage payments. Teachable also offers features such as student analytics, automated email marketing campaigns, and course bundles. With Teachable's drag-and-drop interface, users can easily upload videos, audio files, PDFs, presentations, and other content to create a complete learning experience. Additionally, Teachable offers integrations with popular third-party services such as MailChimp and Facebook Ads.