Postmark
Transactional email that delivers
Postmark focuses exclusively on transactional email with industry-leading delivery speeds and reliability.
Our Verdict
Postmark is the best for critical transactional emails where speed and deliverability matter most. No marketing bloat.
Pros & Cons
Pros
- +Fastest delivery times
- +Excellent deliverability
- +Clean, focused product
- +Great support
Cons
- -No free tier
- -Transactional only
- -Higher cost per email
Features
REST APIYes
SMTPYes
Marketing campaignsNo
WebhooksYes
AnalyticsYes
Dedicated IPsYes
Email templatesYes
Best For
Critical transactional emailPassword resetsNotifications
Pricing
10K$15/mo
- - 10,000 emails/mo
- - 45-day retention
- - Webhooks
50K$55/mo
- - 50,000 emails/mo
- - API access
- - Templates
125K$115/mo
- - 125,000 emails/mo
- - Dedicated IP available
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Last updated: 2026-01-15