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Best Mailgun alternatives in 2026

Looking for an alternative to Mailgun? Whether you've outgrown it, find the pricing steep, or just want to weigh your options, these are the strongest email marketing alternatives in 2026 — ranked on pricing, features, and who each one fits best. Mailgun itself has a free tier, so we've flagged where each option is cheaper, simpler, or more specialized.

  1. 1
    Resend
    Best for: developers

    The email API for developers. A popular email marketing alternative to Mailgun with a genuinely usable free tier — free – $20/mo. Particularly strong for developers.

  2. 2
    Postmark
    Best for: developers

    If Mailgun feels like overkill or over-budget, Postmark is a leaner option with a genuinely usable free tier. Fast, reliable transactional email. Pricing: free – $15/mo.

  3. 3
    Mailjet
    Best for: smb

    Mailjet goes head-to-head with Mailgun on features with a genuinely usable free tier. Email marketing and delivery. Best suited to smb. Free – $17/mo.

  4. 4
    Twilio SendGrid
    Best for: developers

    A well-rated email marketing pick. Email delivery API and marketing. Twilio SendGrid offers a free plan and starts at free – $19.95/mo, making it a credible Mailgun replacement.

  5. 5
    Mailchimp
    Best for: smb

    Email marketing for small businesses. A popular email marketing alternative to Mailgun with a genuinely usable free tier — free – $13/mo. Particularly strong for smb.

  6. 6
    beehiiv
    Best for: creators

    If Mailgun feels like overkill or over-budget, beehiiv is a leaner option with a genuinely usable free tier. The newsletter platform built for growth. Pricing: free – $42/mo.

  7. 7
    Loops
    Best for: startups

    Loops goes head-to-head with Mailgun on features with a genuinely usable free tier. Email for modern SaaS. Best suited to startups. Free – $49/mo.

  8. 8
    MailerLite
    Best for: smb

    A well-rated email marketing pick. Simple email marketing with a generous free tier. MailerLite offers a free plan and starts at free – $9/mo, making it a credible Mailgun replacement.

Still considering Mailgun itself? Read our Mailgun review →

Frequently asked questions

What is the best Mailgun alternative?

Resend is our top-rated Mailgun alternative for 2026. The email API for developers. Free – $20/mo.

Is there a free Mailgun alternative?

Yes — Resend, Postmark, Mailjet all offer a free tier you can start on without a credit card.

Why switch from Mailgun?

Common reasons are price, a simpler feature set, better fit for a specific use case, or platform support. Each tool above notes where it has an edge over Mailgun.