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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.