Industries › Email Marketing Software › Substack

ChatGPT · US · as of June 2026

Is AI recommending Substack? Is this your brand? Claim it

How often ChatGPT mentions Substack for email marketing software — and how it stacks up against the tools that dominate the answers.

12%

of AI answers mention Substack

#4.5

avg rank when mentioned

3/8

questions it appears in

mentions tracked

The takeaway: Substack is named in only 12% of relevant answers (rank #4.5 when it does appear). The visibility gap is the opportunity.

How Substack compares

Share of ChatGPT answers naming each tool, same 8 questions.

#	Tool
1	Brevo	86%
2	MailerLite	75%
3	Mailchimp	73%
4	ActiveCampaign	66%
5	ConvertKit	55%
6	Klaviyo	49%
7	Omnisend	39%
8	Beehiiv	32%
9	HubSpot	25%
10	Moosend	20%
11	GetResponse	16%
12	Amazon SES	14%
13	Substack ← this tool	12%

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Where Substack shows up

The questions where ChatGPT currently names Substack.

Best ConvertKit alternative for newsletters Best Mailchimp alternative with unlimited sends Best affordable email marketing platform for growing lists

A sample answer mentioning Substack

Prompt: Best Mailchimp alternative with unlimited sends · ChatGPT · 2026-05-01

If your main goal is unlimited email sends (or close to it), you’ll want platforms that either (a) truly allow unlimited sending or (b) don’t penalize you heavily per subscriber like Mailchimp does.

Here are the best Mailchimp alternatives with unlimited (or effectively unlimited) sending, ranked by use case:

🥇 Best overall (true unlimited sends)

Moosend

✅ Unlimited emails on all paid plans TechRadar
Pricing based on subscribers, not sends
Strong automation + workflows
Good deliverability (~98%)

👉 Best if you want a direct Mailchimp replacement with no send limits

🥈 Best for newsletters (free + unlimited sends)

Beehiiv

✅ Unlimited emails on free plan SmashingApps.com
Built for creators (like Substack but more powerful)
Monetization (ads, subscriptions)

👉 Best if you run a newsletter/media brand

🥉 Best budget option with unlimited sends

MailerLite

✅ Unlimited emails on paid plans Lovable
Very easy to use
Good automation + landing pages

👉 Best for small businesses + beginners

⚡ Best for unlimited contacts (not sends)

Brevo (Sendinblue)

❗ Not unlimited sends, BUT:
✅ Unlimited contacts
Pay based on email volume instead StackFYI

👉 Best if you have a huge list but don’t email daily

💰 Cheapest unlimited option

Zoho Campaigns

✅ Unlimited emails from ~$4/month (paid) Forbes
Basic but very cost-effective

👉 Best if your priority is lowest cost unlimited sending

🧠 Quick comparison

ToolUnlimited SendsBest ForMoosend✅ Yes (all paid plans)Automation + valueBeehiiv✅ Yes (even free)Newsletter creatorsMailerLite✅ Yes (paid plans)BeginnersBrevo❌ (send-based pricing)Large listsZoho Campaigns✅ Yes (cheap paid)Budget users

🚀 My recommendation

If you want the closest Mailchimp replacement → Moosend
If you want free unlimited sending → Beehiiv
If you want simple + affordable → MailerLite

If you tell me:

your list size
how often you send
and whether you need automation

…I can narrow it down to the 1 best tool for your exact setup.