Email & Newsletters

Kit (ConvertKit) vs Substack

Kit (ConvertKit) is a full-featured email marketing platform with automation and tagging, ideal for authors who want to build segmented lists and automated sequences. Substack is a streamlined publishing tool that combines newsletters with paid subscriptions, taking a 10% cut of revenue. Kit is free up to 10,000 subscribers, then paid; Substack is free to use but charges a fee on paid subscriptions. Kit offers more control and scalability for email marketing, while Substack prioritizes ease of publication and audience discovery.

Pick Kit (ConvertKit)

Pick Kit (ConvertKit) if you need advanced email automation, tagging for audience segmentation, and a flat pricing model that scales with your list size.

Pick Substack

Pick Substack if you want a simple all-in-one platform for publishing and monetizing your newsletter with an integrated paid subscription model and discovery features.

At a glance

Kit (ConvertKit)Substack
PricingFree to 10k; paid scalesFree; 10% on paid
Pricing modelFreemiumFreemium
Free optionYesYes
PlatformsWebWeb
Best forEmail & NewslettersEmail & Newsletters
AI featuresNoNo
Open sourceNoNo

Creator-focused email marketing with automations & tagging.

Visit Kit (ConvertKit)

Substack

substack.com

Free newsletter + paid-subscription publishing.

Visit Substack

See more options: Kit (ConvertKit) alternatives · Substack alternatives