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SMTP2GO vs Substack
SMTP2GO: Reliable delivery with hands-on support. Substack: Writers making money doing the work they believe in. Same fact set for both, straight from each vendor's docs.
SMTP2GO
- Free tier
- Free: 1,000 emails/mo (200/day, 25/hr)
- Paid from
- $10/mo (Starter, 10,000 emails) · pricing page
- Public API
- Yes docs
- MCP server
- Community · No official server; community/aggregator MCPs via Composio, Pipedream, viaSocket
- Best for
- Reliable delivery with hands-on support
- Website
- https://www.smtp2go.com
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?
SMTP2GO suits reliable delivery with hands-on support. 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 SMTP2GO alternatives, Substack alternatives, or the full table.