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Alternatives · Transactional email API

Best Postmark alternatives — pricing compared

The short answer

The best Postmark alternatives are Mailjet and Mailgun — here's how their published pricing compares. The cheapest paid entry point among them is Mailjet at $9 per month.

2 alternatives compared See Postmark pricing →

2 Postmark alternatives compared

Each "cheapest paid tier" below is the lowest paid monthly (or annual-equivalent) price the competitor publishes on its own pricing page. Custom-quote and usage-based add-ons aren't included; click any tool for its full per-tier breakdown.

Alternative Category Cheapest paid tier Why switch Full pricing
Mailjet Email API and marketing $9 (Starter) Mailjet has a free 6,000-emails-per-month tier and paid plans starting at $9 per month, with all plans capped by monthly send volume rather than contacts. See all tiers →
Mailgun Transactional email API $15 (Basic) Mailgun has a free 100-emails-per-day tier and paid plans from $15 per month for 10,000 monthly sends, with per-1,000-email overage pricing. See all tiers →

Why teams look past Postmark

  • Mailjet — Mailjet has a free 6,000-emails-per-month tier and paid plans starting at $9 per month, with all plans capped by monthly send volume rather than contacts.
  • Mailgun — Mailgun has a free 100-emails-per-day tier and paid plans from $15 per month for 10,000 monthly sends, with per-1,000-email overage pricing.

Compare against Postmark itself

Before you switch, price Postmark on the same terms. The full breakdown has every tier, hidden fee, and per-seat math.

Postmark pricing → Postmark features

Frequently asked questions

Is Mailjet cheaper than Postmark?

Yes — Mailjet's cheapest paid tier is $9, below Postmark's cheapest paid tier at $15. Confirm seat counts and add-ons before switching.

What is the best free alternative to Postmark?

Mailjet publishes a free tier, making it the best no-cost starting point among Postmark alternatives on this page. Check its usage limits before committing.

Which Postmark alternative should I compare first?

Buyers evaluating Postmark most often shortlist Mailjet, Mailgun. Each links to a full per-tier pricing breakdown with hidden fees.