ConvertKit vs Substack
A side-by-side comparison to help you choose the right tool in 2026. Both are Email Marketing tools.
ConvertKit and Substack both compete in the Email Marketing space. ConvertKit leans on email marketing. Creator email marketing. Both are freemium, so the choice usually comes down to feature fit and ecosystem.
ConvertKit
Email marketing platform built for creators, bloggers, and online businesses with visual automations and landing pages.
vs Substack
Substack
Platform for independent writers to publish newsletters, podcasts, and videos. Features subscription payments, community features, and direct reader relationships.
vs ConvertKit
How ConvertKit and Substack differ
ConvertKit as an alternative to Substack
Creator email marketing
Better automation, landing pages
Pricing comparison
At a glance
| Feature | ConvertKit | Substack |
|---|---|---|
| Pricing | Freemium | Freemium |
| Free tier | Yes | Yes |
| Best for | Creator email marketing | Platform for independent writers to publish newsletters, podcasts, and videos |
| Categories | Email Marketing | Email Marketing, Social & Community, Creator Economy |
| Website | Visit | Visit |
- ConvertKit
- Freemium
- Substack
- Freemium
- ConvertKit
- Yes
- Substack
- Yes
- ConvertKit
- Creator email marketing
- Substack
- Platform for independent writers to publish newsletters, podcasts, and videos
- ConvertKit
- Email Marketing
- Substack
- Email Marketing, Social & Community, Creator Economy
Frequently asked questions
What is the main difference between ConvertKit and Substack?
Better automation, landing pages
Is ConvertKit cheaper than Substack?
ConvertKit is freemium, while Substack is freemium. Check each tool's website for current pricing details and tier limits.
Which is better, ConvertKit or Substack?
Neither is universally "better" — it depends on your team's needs. ConvertKit has its own strengths. Substack is known for creator email marketing.
Can ConvertKit replace Substack?
ConvertKit can replace Substack for many use cases, especially when your needs fall into the Email Marketing category. Test both with a small team first.
Which has more alternatives, ConvertKit or Substack?
ConvertKit has more tracked alternatives (5) than Substack (4). Browse the full alternatives page for each tool to see the lineup.
Are ConvertKit and Substack both Email Marketing tools?
Yes — both ConvertKit and Substack are categorized as Email Marketing tools, which is why they show up as alternatives to one another. Their feature emphasis and pricing differ, so the right fit depends on your workflow.
What are good alternatives to both ConvertKit and Substack?
If neither ConvertKit nor Substack is the right fit, browse our full Email Marketing category for editorially-curated alternatives.