Convertkit is one of the newer “email marketing” systems to be released to the public. Despite being relatively simple to use, it’s attracted 1,000’s of users with core functionality of giving people the ability to manage subscribers, send updates / broadcasts and – most importantly – create “automation” rules. The automation aspect of the system is the most prevalent part of its offer – it lies at the core of the underlying value of the software. This review examines its effectiveness, both on a granular and macro level.