ConvertKit is an email marketing platform specifically designed for creators, bloggers, and digital entrepreneurs. Founded in 2013 by Nathan Barry, ConvertKit positions itself as a more specialized alternative to general email marketing services.

The platform focuses on providing powerful automation and segmentation tools that help content creators build and nurture relationships with their audience. ConvertKit is known for its subscriber-centric approach (rather than list-centric), making it easier to organize contacts without duplicate subscriptions.

ConvertKit offers visual automation builders, customizable opt-in forms, landing pages, and email sequence capabilities. It emphasizes simplicity in its email editor, focusing more on content delivery than elaborate designs, which aligns with its target audience of writers, podcasters, course creators, and other digital content producers.

The platform has gained popularity among professional creators due to its intuitive tagging system, commerce features for selling digital products, and its focus on maximizing subscriber engagement rather than just growing list size.