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Mailmeteor vs Substack
Mailmeteor: Sales, marketing, and recruiting outreach from Gmail. Substack: Writers making money doing the work they believe in. Same fact set for both, straight from each vendor's docs.
Mailmeteor
- Free tier
- Free Hobby plan: 50 emails/day, 500 emails/month
- Paid from
- $5.99/mo (Starter, per user) · pricing page
- Public API
- No
- MCP server
- Community · No official vendor MCP; Mailmeteor actions exposed via Zapier MCP
- Best for
- Sales, marketing, and recruiting outreach from Gmail
- Website
- https://mailmeteor.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?
Mailmeteor suits sales, marketing, and recruiting outreach from gmail. 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 Mailmeteor alternatives, Substack alternatives, or the full table.