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Shopify Email vs Substack
Shopify Email: Emails built for commerce. Substack: Writers making money doing the work they believe in. Same fact set for both, straight from each vendor's docs.
Shopify Email
- Free tier
- 10,000 free emails/month on any Shopify plan
- Paid from
- Included with any Shopify plan; overage $1 per 1,000 emails past the free 10k · pricing page
- Public API
- Yes docs
- MCP server
- Yes · Official Shopify Dev MCP (docs/API schemas, not email-specific)
- Best for
- Emails built for commerce
- Website
- https://www.shopify.com/email-marketing
Substack
- Free tier
- Free to publish, no subscriber cap
- Paid from
- No monthly fee; 10% of paid subscription revenue plus Stripe fees · pricing page
- Public API
- Yes docs
- MCP server
- Community · Community servers on GitHub only
- Best for
- Writers making money doing the work they believe in
- Website
- https://substack.com
Which one?
Shopify Email suits emails built for commerce. Substack suits writers making money doing the work they believe in. Pricing changes; the fact tables above link both vendors' live pricing pages. For the rest of the field, see Shopify Email alternatives, Substack alternatives, or the full table.