Mailgun

Best Mailgun Alternatives 2026

Transactional email API service for developers. Find free, indie, and cheaper options that work for your team.

Marketing$35-$90+/monthUpdated 2026-02

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What is Mailgun?

Mailgun is an email automation service built for developers. It provides APIs for sending, receiving, and tracking emails at scale. Popular with SaaS companies for transactional emails like password resets, receipts, and notifications. Pricing starts at $35/month for 50,000 emails, scaling up based on volume.

Key Features

-RESTful email API for sending and receiving
-Email validation and list verification
-Detailed analytics and tracking
-Inbound email parsing and routing
-Webhook support for real-time events
-SMTP relay option

Why Look for Mailgun Alternatives?

Mailgun's pricing can be prohibitive for startups and small teams with modest email volumes. At $35/month minimum, teams sending fewer than 10,000 emails monthly are paying premium rates. Many alternatives offer generous free tiers (10,000-100,000 emails/month) or cheaper entry points. For simple transactional emails, lighter-weight solutions can save hundreds annually while providing the same core functionality.

Common Pain Points

  • •Expensive for startups with low email volume
  • •Costs scale quickly as email volume grows
  • •Overkill for simple notification needs
  • •Requires technical setup and API integration
  • •No free tier for production use

Best Mailgun Alternatives (5)

1
Resend

Resend

$0

100% savings

Modern email API built for developers with React Email support. Free tier includes 3,000 emails/month and 1 custom domain.

3,000 emails/month freeReact Email template supportSimple REST APIEmail analytics and logs

Best for: Startups and developers wanting modern email tooling with generous free tier

Note: Free tier limited to 3,000 emails/month and 1 domain

Visit Resend →
2
Brevo (Sendinblue)

Brevo (Sendinblue)

$0

100% savings

All-in-one marketing platform with transactional email API. Free tier offers 300 emails/day (9,000/month) with no credit card required.

300 emails/day free foreverSMTP and API accessEmail templates and editorReal-time statistics

Best for: Small businesses needing both transactional and marketing emails in one platform

Note: Daily sending limit of 300 emails on free tier

Visit Brevo (Sendinblue) →
3
Postmark

Postmark

$15/mo

57% savings

Transactional email service focused on deliverability. $15/month for 10,000 emails with excellent delivery rates and support.

10,000 emails for $15/month45-second average support responseIndustry-leading deliverabilityMessage streams for organization

Best for: Teams prioritizing deliverability and support over cost

Note: No free tier, but cheaper than Mailgun for low volumes

Visit Postmark →
4
Elastic Email

Elastic Email

$0

100% savings

Email delivery platform with pay-as-you-go pricing. Free tier includes 100 emails/day, then $0.10 per 1,000 emails.

100 emails/day free (3,000/month)$0.10 per 1,000 emails afterSMTP and API accessEmail validation tools

Best for: Budget-conscious teams with variable email volume

Note: Free tier limited to 100 emails/day

Visit Elastic Email →
5
Amazon SES

Amazon SES

$0

100% savings

AWS email service with 62,000 free emails/month when sending from EC2. After that, $0.10 per 1,000 emails.

62,000 emails/month free (from EC2)$0.10 per 1,000 emails afterHigh deliverability ratesIntegrates with AWS ecosystem

Best for: Teams already using AWS infrastructure

Note: Requires AWS account and technical setup; free tier only from EC2

Visit Amazon SES →

Tips for Switching from Mailgun

-Export your email templates and sending domains before switching
-Test deliverability with your new provider using a small batch first
-Update DNS records (SPF, DKIM, DMARC) for the new service
-Monitor bounce rates closely during the first week after migration

Pro Tips

-Start with Resend or Brevo's free tier to test deliverability before committing
-Calculate your actual monthly email volume—most startups send under 5,000 emails/month
-Set up proper DNS records (SPF, DKIM) immediately to avoid deliverability issues
-Monitor your bounce and complaint rates weekly during the first month

Ready to Switch from Mailgun?

See exactly how much you'll save by switching to one of these alternatives.

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