MailerLite vs Substack
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
MailerLite is the stronger AI pick in Email Marketing: it has a visibility score of 29.8 versus 0 for Substack.
Choose MailerLite if…
- You want the brand AI engines rank higher (29.8 vs 0)
- You need ISO/IEC 27001:2022 or GDPR compliant coverage
- clean, user-friendly interface and ease of use
- clear, transparent pricing
Choose Substack if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 2
| Metric | MailerLite | Substack |
|---|---|---|
| Visibility score | 29.8% | 0% |
| Change vs last week | New | New |
| Rank in Email Marketing | #3 | #55 |
| Share of voice | 7.2% | 0% |
| Mentions this run | 37 | 0 |
| Positive in AI answers | 63% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
MailerLite 0pp · Substack 0pp over 0 weekly runs.
Engine by engine
MailerLite leads on 3 of 3 engines
Head to head in AI answers
0 engine answers name both brands
Features, pricing & fit
| Dimension | MailerLite | Substack |
|---|---|---|
| Pricing model | Usage-based | — |
| Entry price | Free; paid from $12 / mo | — |
| Free plan | Yes | — |
| Integrations | 100+ | — |
| Compliance | ISO/IEC 27001:2022, GDPR compliant | — |
| Support | 24/7 live chat, Email support, Knowledge base, Webinars | Help center, Resource center, Community and programs |
| Founded | 2010 | 2017 |
| Headquarters | San Francisco, California, USA | — |
| Employees | 51–200 | — |
| Funding | Seed, led by Vantera VC | Series C · $200M raised |
| Best for | Creators, solopreneurs and small teams, plus busy marketers with several revenue streams who want email, sales and automation in one tool. | Writers, journalists, podcasters, video creators and media companies that want to sell subscriptions directly to readers |
Plans side by side
MailerLite
Substack
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
MailerLite
- clean, user-friendly interface and ease of use
- clear, transparent pricing
- generous permanent free tier
- cost-effective, good budget option
- strong Mailchimp replacement for small businesses
- free tier smaller with subscriber and send limits
Substack
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “MailerLite vs Substack”, https://slateindex.ai/compare/mailerlite-vs-substack, data of Nov 2, 2026. Licence: CC BY 4.0.