Detailed comparison across 10 dimensions
Winner: Unlayer
Unlayer clearly comes out ahead of Substack on Staquest's weighted six-dimension score. Both offer a free tier. Unlayer's paid plans start at $250/mo.
| Overview | ||
|---|---|---|
| Type | hybrid | hybrid |
| Company | Substack | Unlayer |
| Free Tier | ||
| Has API | ||
| Open Source | ||
| Learning Curve | - | - |
| Integration | - | - |
| Trending | Stable | Stable |
| GitHub Stars | - | - |
| Industries | Marketing | MarketingAI & Machine Learning |
| Categories | email-marketing | email-marketingdesign-tools |
| Website | Visit | Visit |
Unlayer
freemium
flat
flat
custom
| Feature | substack | unlayer |
|---|---|---|
| Ability To Enable Paid Subscriptions | ||
| Ai Assisted Writing | ||
| Basic Analytics | ||
| Amp | ||
| Email And Web Distribution | ||
| Audit Tab | ||
| Subscriber List Management | ||
| Brand Style Guide | ||
| Unlimited Newsletter Publishing | ||
| Built-In Themes | ||
| Cloud Api | ||
| Custom Blocks | ||
| Custom Css | ||
| Custom Image Library | ||
| Custom Openai Connector | ||
| Custom Storage | ||
| Custom Tabs | ||
| Custom Themes | ||
| Custom Tools | ||
| Dedicated Csm | ||
| Document Builder | ||
| Email Builder | ||
| Font Management | ||
| Header & Footer | ||
| Image Editor | ||
| Inbox Previews | ||
| Link Types | ||
| Localization | ||
| Mobile Design Mode | ||
| Multi-Language Templates |
Showing 30 of 30 features
Dashes mean the feature isn't listed in our data. The tool may still support it.
On Staquest's weighted six-dimension scoring, Unlayer comes out ahead overall, though Substack can be the better fit depending on your priorities — see the dimension-by-dimension breakdown above.
Both Substack and Unlayer offer a free tier.
Unlayer scores higher on pricing value in Staquest's analysis. It is the highest-weighted dimension in this comparison.
Unlayer exposes a public API. The feature comparison and dimension scores above cover the full breakdown.
