ConvertKit vs Substack — Which One Wins?
A detailed, side-by-side comparison of ConvertKit and Substack to help you pick the right tool for your workflow.
Quick Verdict
ConvertKit takes the lead with a 4.3 rating and is best for content creators — bloggers, youtubers, podcasters — who want simple, effective email marketing.. Substack (4.2) is the better pick if you need writers who want the simplest path to publishing a newsletter with paid subscriptions..
Side-by-Side Comparison
| Criteria | ConvertKit | Substack |
|---|---|---|
| Rating | ★★★★ 4.3(234) | ★★★★ 4.2(312) |
| Pricing Model | freemium | free |
| Starter Price | $29/mo (Creator, 1K subscribers) | N/A |
| Free Tier | Yes | Yes |
| Platforms | web, ios | web, ios, android |
| Learning Curve | easy | easy |
| API Available | Yes | No |
| Best For | Content creators — bloggers, YouTubers, podcasters — who want simple, effective email marketing. | Writers who want the simplest path to publishing a newsletter with paid subscriptions. |
| Verdict | recommended | situational |
Feature Checklist
| Feature | ConvertKit | Substack |
|---|---|---|
| Tag-based subscriber system | — | |
| Visual automation builder | — | |
| Landing page builder | — | |
| Creator Network cross-promotion | — | |
| Digital product commerce | — | |
| Email sequence builder | — | |
| Clean writing editor | — | |
| Paid subscriptions built in | — | |
| Web archive for every post | — | |
| Podcast hosting | — | |
| Substack Notes (social) | — | |
| Network discovery | — |
ConvertKit
Pros
- ✓Tag-based subscriber system is more flexible than lists
- ✓Free tier supports up to 10,000 subscribers
- ✓Built specifically for creator workflows and monetization
Cons
- ✕Email design options are intentionally limited
- ✕Less suitable for e-commerce and B2B marketing
- ✕Pricing scales steeply as subscriber count grows
Substack
Pros
- ✓Zero monthly cost — only pay when you earn
- ✓Simplest writing and publishing experience available
- ✓Built-in paid subscriptions with no setup
Cons
- ✕10% revenue cut is expensive at scale
- ✕Virtually no email marketing or automation features
- ✕Zero customization — every Substack looks the same
The Bottom Line
Both ConvertKit and Substack are solid tools in the Email Marketing space. ConvertKit edges ahead with a stronger overall rating (4.3 vs 4.2) and is the better choice for content creators — bloggers, youtubers, podcasters — who want simple, effective email marketing.. However, if you prioritize writers who want the simplest path to publishing a newsletter with paid subscriptions., Substack is worth serious consideration. We recommend trying the free tier or trial of each before committing.