Softwr

E-commerce · head to head

Contentful vs Substack

Contentful logo

Contentful

E-commerce

The content platform for the digital-first era

From
Free
Rated
-
Full reviewWebsite
Substack logo

Substack

News & Media

The newsletter platform for writers and publishers

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Contentful pricing model with content type limits (48) forces full tier upgrades; Substack substack takes a 10% cut of subscription revenue (writers keep 90%), plus separate credit card processing fees
  • They diverge on capability: Contentful covers Content modeling, Substack covers Newsletter publishing.

Where they differ

Only the attributes on which Contentful and Substack actually diverge.

Attributes where Contentful and Substack differ
AttributeContentfulSubstack
Pricing modelUnknownfreemium
PlatformsWeb, APIWeb, Mobile
CategoryE-commerceNews & Media
Founded20132017

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Contentful

  • Content modeling
  • RESTful APIs
  • GraphQL API
  • Webhooks
  • Rich text editor
  • Asset management
  • Multi-language support
  • Version control

Only in Substack

  • Newsletter publishing
  • Subscriber management
  • Paid subscriptions
  • Email analytics
  • Post scheduling
  • Archive creation
  • Free/paid tier split
  • Comments & discussion

What people use each for

The jobs each tool is most often brought in to do.

Contentful

  • Website content managementnot Substack
  • Mobile app contentnot Substack
  • E-commerce catalogsnot Substack
  • Multi-channel publishingnot Substack
  • Digital experiencesnot Substack

Substack

  • Newsletter distributionnot Contentful
  • Reader monetizationnot Contentful
  • Community buildingnot Contentful
  • Subscriber managementnot Contentful

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Contentful

  • Pricing model with content type limits (48) forces full tier upgrades
  • Limited GraphQL mutations for content management complexity
  • Requires significant technical expertise and developer dependency
  • Uncertainty following Salesforce acquisition announcement in June 2026

Substack

  • Substack takes a 10% cut of subscription revenue (writers keep 90%), plus separate credit card processing fees

Pricing, plan by plan

Contentful

Free
  • FreeFree
    • 10 users
    • 100K API calls per month
    • 1 Space
  • Team$489/month
    • Higher usage limits
    • Additional collaboration features
    • Professional support

Substack

Free
  • FreeFree
    • Unlimited newsletters
    • Basic design
    • Archive access
  • Pro$12/month
    • Custom domain
    • Advanced analytics
    • Member chat

Which should you pick?

Choose Contentful if

  • You need content modeling.
  • You want to start without paying.
  • You work on Web, API.
  • You also want restful apis.
Contentful review

Choose Substack if

  • You need newsletter publishing.
  • You want to start without paying.
  • You work on Web, Mobile.
  • You also want subscriber management.
Substack review

Questions people ask

Is Contentful or Substack better?
Neither clearly leads. Contentful starts at Free and Substack at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Contentful or Substack?
Contentful starts at Free and Substack at Free.
Does Contentful or Substack run on more platforms?
Contentful runs on Web, API. Substack runs on Web, Mobile.
Can I use Contentful for free?
Both have a free tier, so you can try either at no cost before committing.
What is Contentful best used for?
Contentful is most often used for website content management, mobile app content, e-commerce catalogs, multi-channel publishing. Of those, website content management and mobile app content are not what Substack is typically brought in for.
What can Contentful do that Substack cannot?
Contentful covers Content modeling, RESTful APIs, GraphQL API, Webhooks. Substack covers Newsletter publishing, Subscriber management, Paid subscriptions, Email analytics.

Answered from the vendors’ own pages

Contentful: Does Contentful offer a free tier?

Yes, Contentful has a Free tier with 10 users, 100K API calls per month, and support for 1 Space. This is suitable for small projects and proof-of-concept work.

Source
Contentful: What is the difference between Contentful and traditional CMS platforms?

Contentful is a headless CMS that decouples content from presentation, allowing you to deliver the same content across websites, mobile apps, IoT devices, and voice assistants without duplication.

Source
Contentful: How does Contentful handle multi-locale content?

Contentful supports multi-locale content, though multi-locale costs must be negotiated upfront depending on your pricing tier and requirements.

Source
Contentful: Does Contentful integrate with e-commerce platforms?

Yes, Contentful partners with Commerce Layer, an API-first commerce platform, to enable enterprise-grade e-commerce experiences alongside headless CMS capabilities.

Source
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