Best Mailgun Alternatives(2026)
We compared 3 alternatives to Mailgun — so you can find the best option for your needs and budget.
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You're replacing
Mailgun
freemiumPowerful email APIs built for developers
Starts at $15/month
Common reasons to switch
Less polished DX than ResendNo React template supportUI feels dated
Resend is an email API for developers with React Email for building transactional emails.
Pros
+Best developer experience
+React Email integration
+Simple pricing
Cons
−Newer than SendGrid
−Smaller deliverability track record
−Limited marketing features
React Email templatesSimple REST APIDomains and subaccountsWebhooksAnalytics
SendGrid (Twilio) is a cloud-based SMTP provider for transactional and marketing email.
Pros
+Huge volume capacity
+Battle-tested deliverability
+Marketing + transactional in one
Cons
−Complex UI
−Support can be slow
−Pricier than alternatives
Transactional APIMarketing campaignsEmail templatesDeliverability toolsAnalytics
Postmark specializes in fast, reliable transactional email delivery with industry-leading delivery speeds.
Pros
+Best deliverability
+Fast delivery (< 10s)
+Excellent support
Cons
−No free tier
−Transactional-only (no marketing)
−Pricier per-email at low volumes
Transactional email45-day email historyDKIM/SPF auto-setupMessage streamsTemplates