Postmark pricing: plans and overage

Checked Nov 9, 2026 on Postmark’s official pages (sources below). Prices change often: confirm with the provider before you buy.

Postmark is a transactional email service. Its three paid plans start at 10,000 emails a month and differ by overage rate, retention and domains.

Figures below are quoted from postmarkapp.com/pricing as read on Nov 9, 2026. Prices change often: confirm with Postmark before you buy.

Plans (10,000 emails a month)

Free
Price per month$0 (100 emails a month)
Extra per 1,000No overage
Includes
Basic
Price per month$15
Extra per 1,000$1.80
Includes45-day retention, 5 domains
Pro
Price per month$16.50
Extra per 1,000$1.30
IncludesRetention up to 365 days, 10 domains, inbound
Platform
Price per month$18
Extra per 1,000$1.20
IncludesUnlimited domains, inbound

Notes

Postmark says no card is needed for the trial. Compare with Mailgun vs Postmark and Postmark vs Resend.

Postmark pricing FAQ

How much does Postmark cost?

Basic $15, Pro $16.50 and Platform $18 a month for 10,000 emails, with extra emails at $1.80, $1.30 and $1.20 per 1,000 (postmarkapp.com, Nov 9, 2026).

Sources (official pages, read Nov 9, 2026)

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