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Comparison

Buttondown vs Kajabi

Side-by-side comparison of Buttondown and Kajabi.

Tool
Buttondown

Indie newsletter platform built for writers who ship

Kajabi

All-in-one platform for selling knowledge online

Starting price
9/mo
72/mo
Founded
2017
Pricing model
freemium
subscription
Free option
Free tier
Paid only

What they are

Buttondown

Buttondown is an email newsletter tool aimed at independent writers, developers, and creators who want a clean, minimal sending experience without the bloat of enterprise platforms. It handles subscriber management, paid subscriptions, archives, and automation. The Markdown-first editor appeals to technical users, but non-coders find it approachable too. The free tier is genuinely usable, though subscriber limits push most serious creators toward a paid plan.

Kajabi

Kajabi is an all-in-one platform where creators build and sell online courses, membership sites, coaching programs, and digital products. It combines a website builder, email marketing, checkout, and basic analytics under one subscription. Solo creators and small teams use it to avoid stitching together multiple tools. The trade-off is that each individual feature tends to be shallower than a dedicated specialist tool.

Choose
Buttondown

if you need email marketing. It has a usable free tier to start with.

  • +Generous free tier up to 100 subscribers with no feature gating on core tools
  • +Markdown-native editor is fast and distraction-free
  • +Built-in paid subscriptions via Stripe with no platform cut beyond Stripe fees
Choose
Kajabi

if you need course platforms and email marketing. Starts at 72/mo.

  • +Single subscription replaces course platform, email tool, and basic website builder
  • +Built-in affiliate program management
  • +Checkout and payment processing included out of the box

Which to choose

Buttondown and Kajabi both cover email marketing, so this is a real either-or for some teams. The right pick depends on which one's wider feature set and pricing fit how you work.

Read the full reviews for Buttondown and Kajabi.

Pricing checked 8 Jun 2026.