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Postmark pricing

Alternative. Maturity: Established (12 months or more). Replaces Mailgun, SendGrid. Last checked 2026-10-20.

visit postmarkapp.com ↗ its pricing page ↗

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planfrom $/mobilledsourcechecked
Free $0 per emails sent a month pricing page 2026-10-20
Basic $15 per emails sent a month pricing page 2026-10-20
Pro $16.50 per emails sent a month pricing page 2026-10-20
Platform $18 per emails sent a month pricing page 2026-10-20

Free: 100 emails a month (not a day), no overages allowed. Testing and very low volume only.

Basic: Price is read at the page's volume stops (10,000, 50,000, 125,000, 300,000). Between stops the page shows no price, so none is shown here. 45-day retention, 5 domains, no inbound.

Pro: Same volume stops as Basic. Adds inbound email, 10 domains and retention up to 365 days.

Platform: Same volume stops as Basic. Adds unlimited domains and users.

features recorded

featurestatusfrom plannote
Sending API yes Free
SMTP relay yes Free
Domain authentication (SPF, DKIM) yes Free DKIM, SPF and DMARC authentication.
Event webhooks yes Free Event webhooks.
Email templates yes Free Responsive templates and an editor.
Inbound email yes Pro Inbound email processing is on Pro and Platform, not Basic.
Dedicated IP address add-on Pro From $50 a month per IP, for customers sending 300,000 emails a month or more, Pro and above.
Suppression list yes Free Automatic suppression.
Team access yes Free Up to 6 users on Free, 4 on Basic, 6 on Pro, unlimited on Platform.
Single sign-on not stated -
Uptime guarantee (SLA) not stated -

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switches

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proof signals

  • +Part of ActiveCampaign
  • +Publishes delivery statistics on its status page (vendor statement)

details

hosting
managed
open source
no