Quick Answer
Last verified:
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Postmark costs Free to $18 per month as of June 2026, with 4 plans available including a free tier. Plans: Free (free), Basic at $15/month, Pro at $16.5/month, and Platform at $18/month. Pricing depends on your chosen tier, contract length, and negotiated discounts.

Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.

  • Free tier: Yes

Postmark offers 4 pricing tiers: Free, Basic, Pro, Platform. A free plan is available. Paid plans include Basic at $15/month, Pro at $16.5/month, Platform at $18/month. The Basic plan is solo developers and smaller teams.

Yes, Postmark offers a freemium plan as of June 2026. The free tier includes 2 features with limits on emailspermonth and nooverages. Paid plans start at $15/month (Basic). Pricing verified from 2 sources by CostBench.

Freemium

Postmark offers a freemium model with limited features; upgrade to unlock more.

What's Included in the Free Plan

  • 100 emails/month
  • 45-day data retention

What's NOT Included (Paid Only)

  • 5 custom domains
  • Unlimited emails/day
  • 45-day retention
  • Analytics

Free Plan Limits

Limit Free Plan Paid Plans
emailsPerMonth 100
noOverages true

You'll Need to Upgrade When...

  • You exceed the user limit
  • You need features like 5 custom domains or Unlimited emails/day
  • You require premium support or SLA guarantees
  • You need to remove branding or watermarks
  • You need advanced integrations or API access

Hidden Restrictions on Free Plan

  • ! Postmark branding may appear on your content or communications
  • ! Support is limited to community forums or email with longer response times
  • ! Export options may be restricted or include watermarks
  • ! API access is typically limited or not available
  • ! Advanced reporting and analytics require paid plans

Free vs Paid: Which Do You Need?

Free Plan is Enough If...

  • You're an individual or very small team
  • You need only basic features
  • You don't mind usage limits
  • Branding on output is acceptable
  • Community support is sufficient

Free vs Basic Plan Comparison

Free $0
Features 2 included 4+ included
Support Community/Email Priority Support
Branding Postmark branding Your branding
Best For Testing and side projects Solo developers and smaller teams

Frequently Asked Questions

01 Is Postmark free?

Yes, Postmark offers a freemium plan with 2 core features included. However, there are limits on emailspermonth, nooverages that may require upgrading.

02 What's included in Postmark's free plan?

Postmark's free plan includes: 100 emails/month, 45-day data retention. Key limits include emailsPerMonth: 100, noOverages: true.

03 What's NOT included in Postmark's free plan?

The free plan excludes: 5 custom domains, Unlimited emails/day, 45-day retention, Analytics. You'll also have Postmark branding and limited support options.

04 When should I upgrade from Postmark's free plan?

Consider upgrading when: you hit user or storage limits, need features like 5 custom domains or Unlimited emails/day, require premium support, or want to remove branding. The cheapest paid plan starts at $15/month.

05 Is Postmark's free plan really free forever?

Yes, Postmark's free plan is available indefinitely with no time limit. However, feature and usage limits may restrict what you can do without upgrading to a paid plan.