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Pricing Calculator

Postmark Pricing Calculator

Estimate your monthly and annual cost for Postmark based on team size. Compare 4 plans side-by-side, then jump straight to cheaper alternatives if the total looks high.

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Independent, no affiliate·4 plans
Team size
10seats
150100200
Free
Free
Free
  • 100 emails per month
  • No overages
  • Never expires
  • Full API access
  • Testing and evaluation
Best fit for 10 seats
Basic
$15
Flat monthly rate
Annual cost: $180/yr
  • 10,000 emails per month
  • $1.80 per 1,000 overage emails
  • 45-day data retention
  • 5 custom sending domains
  • Unlimited daily emails
Pro
$16.50
Flat monthly rate
Annual cost: $198/yr
  • 10,000 emails per month
  • $1.30 per 1,000 overage emails
  • Customizable retention up to 365 days
  • 10 custom sending domains
  • Inbound email processing
Platform
$18
Flat monthly rate
Annual cost: $216/yr
  • 10,000 emails per month
  • $1.20 per 1,000 overage emails
  • Unlimited custom domains
  • Unlimited users and servers
  • All Pro features
See full Postmark pricingEstimates exclude taxes, add-ons, and discounts. Verify with Postmark before purchase.
Full review
Postmark review
Features, pros, cons, and integrations.
Pricing analysis
Postmark pricing review
Hidden costs, plan comparisons, and what to negotiate.
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Postmark pricing FAQ

How much does Postmark cost?

Postmark offers 4 plans. The lowest paid tier starts at $15/month. Use the calculator above to estimate your total monthly and annual cost based on team size, or read our Postmark pricing breakdown for hidden costs.

Is the Postmark pricing calculator accurate?

The calculator uses Postmark's published list prices. Final pricing may include taxes, regional adjustments, annual discounts, or volume negotiation not reflected here. Verify the final number with Postmark before purchase.

Are there cheaper alternatives to Postmark?

Yes. Toolradar tracks direct competitors that solve the same problem at a different price point. See our Postmark alternatives page for side-by-side cost comparisons, or browse our best email ranking.

Methodology. Plan data is parsed from Postmark's public pricing page and refreshed by Toolradar editors. Figures are estimates: Postmark pricing can change, may include taxes, regional adjustments, or volume discounts not reflected here. Toolradar receives no commission from Postmark; our editorial policy explains how we stay independent. Always verify final pricing with Postmark before purchase.