Your newsletter probably won't exist in a vaccuum: you might want to add new subscribers based on app sign ups, collect signups from your external blog, automatically send out emails based on an RSS feed, or more. Buttondown makes it easy to plug in your existing workflow thanks to integrations with Zapier, Squarespace, Ghost, and more.
Drop your subscribe URL and Buttondown will automatically embed a widget on Medium posts.
Perform actions whenever you get new subscribers, hook up your RSS feed to automatically publish newsletters, and more!
Buttondown's flexible, portable forms and content means you can hook it into whatever web solution you already love.