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Postmark pricing

Postmark is a fast, reliable email delivery service focused on transactional email. It offers an Email API and SMTP service to send and receive emails with high deliverability and speed. Features include message streams to separate transactional and promotional emails, email templates, inbound email processing, analytics, and detailed activity retention. It supports multiple programming languages with official SDKs and provides scalable plans suitable for developers, startups, agencies, and enterprises. Postmark emphasizes deliverability, ease of integration, and customer support.

Region
US
Source currency
USD
Audiences
Individual, Small business, Mid-market, and Enterprise

Plans and public prices

Canonical pricing source
Plan Pricing Charged by Offer type
Free — Developer tier
Free

$0.00 /mo

 Flat · per month Standalone · Free
Basic — Basic
USD 15 monthly

$15.00 /mo

 Flat · per month Standalone · Fixed
Pro — Pro Highlighted
USD 16.5 monthly

$16.50 /mo

 Flat · per month Standalone · Fixed
Platform — Platform
USD 18 monthly

$18.00 /mo

 Flat · per month Standalone · Fixed

What each plan includes

Feature names follow Postmark’s own pricing page. Check the wording before treating features from different vendors as like-for-like.

Free — Developer tier

Highlights

Emails per month

100 emails/month

Included
Daily email limit

Unlimited

Included
Inbound Email - Transactional Message Streams

Up to 30 streams

Included
Servers

Up to 10 servers

Included
Custom sending domains

Up to 10 domains

Included
Email template editor & import tool

Included

Included
Full message retention

45 Days

Included
Users

Up to 6 users

Included

Basic — Basic

Highlights

Emails per month

Starting at 10,000 emails/month

Included
Extra emails

$1.80 / 1,000

Included
Daily email limit

Unlimited

Included
Inbound Email - Transactional Message Streams

Up to 15 streams

Included
Servers

Up to 5 servers

Included
Custom sending domains

Up to 5 domains

Included
Email template editor & import tool

Included

Included
Full message retention

45 Days

Included
Users

Up to 4 users

Included

Pro — Pro

Highlights

Emails per month

Starting at 10,000 emails/month

Included
Extra emails

$1.30 / 1,000

Included
Daily email limit

Unlimited

Included
Inbound Email - Transactional Message Streams

Up to 30 streams

Included
Servers

Up to 10 servers

Included
Custom sending domains

Up to 10 domains

Included
Email template editor & import tool

Included

Included
Full message retention

45 Days (custom retention available as add-on)

Included
Users

Up to 6 users

Included
Inbound email processing

Included

Included

Platform — Platform

Highlights

Emails per month

Starting at 10,000 emails/month

Included
Extra emails

$1.20 / 1,000

Included
Daily email limit

Unlimited

Included
Inbound Email - Transactional Message Streams

Unlimited

Included
Servers

Unlimited

Included
Custom sending domains

Unlimited

Included
Email template editor & import tool

Included

Included
Full message retention

45 Days (custom retention available as add-on)

Included
Users

Unlimited users

Included
Inbound email processing

Included

Included

How pricing changed

We check this pricing page weekly and record the changes we observe. An older date can simply mean the public page has not changed.

Observed Plans and prices Source wording Source
  • Free — Developer tier: Free
  • Basic — Basic: USD 15 monthly
  • Pro — Pro: USD 16.5 monthly
  • Platform — Platform: USD 18 monthly
  • $0.00 /mo
  • $15.00 /mo
  • $16.50 /mo
  • $18.00 /mo
 Pricing page

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