Mailchimp

Intuit Mailchimp

6

Overall Score / 10

vsDifferent jobs — depends on your workflow

Substack

Substack Inc.

7.1

Overall Score / 10

Our Verdict

Different jobs — depends on your workflow

Choose Mailchimp if:

  • Small businesses starting email marketing
  • E-commerce stores needing built-in product recommendations
  • Teams wanting an all-in-one marketing suite

Choose Substack if:

  • Writers who want the simplest possible setup
  • People who value Substack's built-in network and recommendations
  • Writers focused on paid subscriptions

The biggest difference: Mailchimp is a full email marketing platform with automations, templates, and e-commerce integrations starting free for 250 contacts. Substack is a zero-setup newsletter platform with built-in paid subscriptions but takes a 10% revenue cut.

Side-by-Side Comparison

CriteriaMailchimpSubstack
Cheapest Paid Plan$13/mo (Essentials)Source: Intuit Mailchimp pricing page →Free onlySource: Substack Inc. pricing page →
Free TierYes

Up to 250 contacts, 500 emails/month, 1 audience, basic templates, limited reporting

Yes

Free to use; Substack takes 10% cut of paid subscriptions + Stripe fees

Value for Money
5
7
Ease of Use
7
10
Feature Power
8
4
Setup Ease
8
10
Migration Ease
5
6
Transparency
4
7
Deploymentcloudcloud
API AvailableYesNo
PlatformsWeb, iOS, AndroidWeb, iOS, Android
ComplianceGDPR tools available, SOC 2Basic GDPR tools
Data independently verifiedLast verified: March 2026Scoring methodology →Source policy →

Feature Comparison

Feature Comparison Matrix

19 features compared · 19 differences

FeatureMailchimpSubstack
Core
ChatNoneFull
Content optimizerFullNone
Landing pagesFullNone
Mobile appNoneFull
Newsletter publishingNoneFull
Podcast hostingNoneFull
PostcardsFullNone
Recommendations networkNoneFull
Advanced
A/B testingFullNone
Audience segmentationFullNone
Automation workflowsFullNone
Custom domains (limited)NoneFull
Customer journey builderFullNone
Email campaignsFullNone
Paid subscriptionsNoneFull
Reporting dashboardsFullNone
Integrations
API AccessFullNone
Security
Notes (social feed)NoneFull
Social postingFullNone

Pricing Comparison

Mailchimp Pricing

FreeFree

250 contacts, 500 sends/mo, limited automations

Essentials$13/mo

500 contacts, 5,000 sends/mo, email + chat support

StandardPopular$20/mo

500 contacts, 6,000 sends/mo, advanced automations

Premium$350/mo

10,000 contacts, 150,000 sends/mo, phone support

Substack Pricing

FreeFree

Unlimited subscribers, unlimited sends, 10% of paid subscription revenue

Who Should Choose Which?

Who should choose Mailchimp

Best for

  • Small businesses starting email marketing
  • E-commerce stores needing built-in product recommendations
  • Teams wanting an all-in-one marketing suite

Avoid if

  • You need affordable pricing as your list grows (costs scale steeply)
  • You want a clean, simple interface (Mailchimp has become complex)
  • You prioritize deliverability above all else

Who should choose Substack

Best for

  • Writers who want the simplest possible setup
  • People who value Substack's built-in network and recommendations
  • Writers focused on paid subscriptions

Avoid if

  • You want full control over your brand and domain
  • You need advanced segmentation or automation
  • You don't want to give up 10% of revenue

Switching Guidance

Switching from Mailchimp

Common triggers to leave:

  • Pricing jumps at 500+ contacts
  • Feature bloat
  • Deliverability concerns

Potential blockers:

  • Complex automation workflows
  • Integrated e-commerce features
  • Team familiarity

Switching from Substack

Common triggers to leave:

  • Need custom branding
  • Need automation
  • 10% revenue cut
  • Need analytics depth

Potential blockers:

  • Built-in subscriber network
  • Substack app readers
  • Community features

Try Mailchimp

Start free — no credit card required

Try Substack

Start free — no credit card required

See Also