MailPoetBetter Email for WordPress-Powered Websites.
vs
SubstackThe app for independent voices
Comparison · Email Marketing · weekly run Nov 2
MailPoet vs Substack
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
MailPoet is the stronger AI pick in Email Marketing: it has a visibility score of 0.3 versus 0 for Substack.
Choose MailPoet if…
- You want the brand AI engines rank higher (0.3 vs 0)
- You need GDPR compliant (vendor claim) coverage
Choose Substack if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 2
| Metric | MailPoet | Substack |
|---|---|---|
| Visibility score | 0.3% | 0% |
| Change vs last week | New | New |
| Rank in Email Marketing | #41 | #55 |
| Share of voice | 0.2% | 0% |
| Mentions this run | 1 | 0 |
| Positive in AI answers | — | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
MailPoet 0pp · Substack 0pp over 0 weekly runs.
Engine by engine
MailPoet leads on 1 of 3 engines
ChatGPT
AI Mode
Perplexity
MailPoetSubstack
Head to head in AI answers
0 engine answers name both brands
0MailPoet ranked higher
0Substack ranked higher
Features, pricing & fit
| Dimension | MailPoet | Substack |
|---|---|---|
| Pricing model | Usage-based | — |
| Entry price | Contact sales | — |
| Free plan | Yes | — |
| Deployment | WordPress plugin, hosted on the customer's own WordPress site. Sending runs through the MailPoet Sending Service, the host, or a third-party SMTP provider. | — |
| Compliance | GDPR compliant (vendor claim) | — |
| Support | WordPress forums, MailPoet Knowledge Base, Priority email support on paid plans, Support by email or from the WordPress admin | Help center, Resource center, Community and programs |
| Founded | 2011 | 2017 |
| Headquarters | Marseille, France | — |
| Employees | 11–50 | — |
| Funding | — | Series C · $200M raised |
| Best for | Bloggers, small businesses and WooCommerce stores that run their email marketing from WordPress. | Writers, journalists, podcasters, video creators and media companies that want to sell subscriptions directly to readers |
Plans side by side
MailPoet
Starter$0month
BusinessCustommonth, priced by number of subscribers
AgencyCustommonth, priced by number of subscribers
CreatorCustommonth, priced by number of subscribers
Substack
Pricing not available.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “MailPoet vs Substack”, https://slateindex.ai/compare/mailpoet-vs-substack, data of Nov 2, 2026. Licence: CC BY 4.0.