Resend vs Postmark

A detailed comparison to help you choose the right tool.

Resend
Resend
Postmark
Postmark
Pricingfreemiumpaid
Best ForDevelopers who want a modern email API with great developer experience.Teams that need reliable transactional email and can justify the premium price.
Pros
  • +Beautiful, intuitive dashboard
  • +React Email integration for building emails with components
  • +3,000 free emails/month, 100 emails/day
  • +Best-in-class deliverability rates (98%+ inbox placement)
  • +Excellent API documentation and SDKs for every language
  • +Real-time email analytics with bounce and spam complaint tracking
Cons
  • Smaller feature set than established players
  • Deliverability is good but not best-in-class
  • Domain warmup takes effort
  • No free tier — starts at $15/month for 1,000 emails
  • No email marketing features (transactional only)
  • Attachment size limit of 10MB

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