DevPick

Postmark vs Resend

A detailed comparison to help you choose the right email apis solution for your project.

Quick Verdict

Resend has a feature edge based on documented capabilities, but the best choice depends on your constraints. Postmark is best for critical transactional email, while Resend excels at react developers. See methodology for how we compare tools.

Postmark

Transactional email that delivers

Starting at
$15/mo

Best for

Critical transactional emailPassword resets

Resend

Feature edge

Email for developers

Starting at
Free

Best for

React developersTransactional email

Feature Comparison

FeaturePostmarkResend
REST APIYesYes
SMTPYesYes
Marketing campaignsNoNo
WebhooksYesYes
AnalyticsYesYes
Dedicated IPsYesYes
Enterprise
Email templatesYesYes
React EmailNoYes

Pricing Comparison

Postmark

10K$15/mo
50K$55/mo
125K$115/mo

Resend

Free tier available
Free$0
Pro$20/mo
EnterpriseCustom

Postmark Pros & Cons

Pros

  • +Fastest delivery times
  • +Excellent deliverability
  • +Clean, focused product
  • +Great support

Cons

  • -No free tier
  • -Transactional only
  • -Higher cost per email

Resend Pros & Cons

Pros

  • +Beautiful developer experience
  • +React Email integration
  • +Modern, clean API
  • +Great documentation

Cons

  • -Newer platform
  • -Smaller feature set than SendGrid
  • -No marketing email features

Postmark Verdict

Postmark is the best for critical transactional emails where speed and deliverability matter most. No marketing bloat.

Resend Verdict

Resend is the best email API for React developers. The DX is unmatched and React Email makes templating a joy.

More options in Email APIs

Looking for different tradeoffs? Explore alternatives to each tool.

Frequently Asked Questions: Postmark vs Resend

Is Postmark or Resend better?

It depends on your use case. Postmark is best for critical transactional email and password resets. Resend is best for react developers and transactional email. Postmark is the best for critical transactional emails where speed and deliverability matter most. No marketing bloat.

Is Postmark free?

No, Postmark does not have a free tier. Pricing starts at $15/mo.

Is Resend free?

Yes, Resend offers a free tier. Paid plans start at $20/mo.

Can I migrate from Postmark to Resend?

Yes, you can migrate from Postmark to Resend, though the complexity depends on how deeply integrated your current solution is. Most developers recommend evaluating both tools in a test environment before committing to a migration.

Which is more popular, Postmark or Resend?

Both Postmark and Resend are popular choices in their category. The best choice depends on your specific requirements, team expertise, and budget rather than popularity alone.