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SMTP.com alternatives · Email Sending

Free alternatives to SMTP.com

SMTP.com has no free plan. 19 of the 26 other email sending services in this directory are free or have a free plan.

SMTP.com is a paid product, starting at $25 per month for 50,000 emails. All of them pair the free plan with paid ones.

19 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

The 12 closest to SMTP.com

  1. SMTP2GO

    SMTP relay and email API priced by emails a month, with a free plan

    What is free: 1,000 emails a month, limited to 200 a day, with 5 days of email reporting and ticket support. Extra emails are not allowed. No credit card needed.

    • SMTP2GO starts at $15 per month for 10,000 emails, billed monthly. SMTP.com starts at $25 per month for 50,000 emails.
    • SMTP2GO has a free plan. SMTP.com does not.
    SMTP2GO vs SMTP.comSMTP2GO pricing and details

  2. Mailgun

    Email API and SMTP relay for developers, with list validation

    What is free: 100 emails a day, 1 custom sending domain, 1 user, 1 inbound route, 1 day of logs and ticket support, through the API or SMTP.

    • Mailgun starts at $15 per month for 10,000 emails. SMTP.com starts at $25 per month for 50,000 emails.
    • Mailgun has a free plan. SMTP.com does not.
    • Mailgun also covers email verification.
    Mailgun vs SMTP.comMailgun pricing and details

  3. Bird Email

    SparkPost's successor: Bird's email API, paid from a prepaid balance

    What is free: 1,000 emails a month, limited to 50 a day, 1 sending domain, 5 mailboxes and 3 webhook endpoints. Sending stops at the limit.

    • Bird Email starts at $15 per month, deposited to your Bird balance. SMTP.com starts at $25 per month for 50,000 emails.
    • Bird Email has a free plan. SMTP.com does not.
    • Bird Email also covers email campaigns.
    Bird Email vs SMTP.comBird Email pricing and details

  4. turboSMTP

    SMTP relay and email API on European infrastructure, with a free plan

    What is free: Up to 200 emails a day by SMTP relay and web API, with SPF and DKIM authentication and chat and ticket support. No time limit.

    • turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly). SMTP.com starts at $25 per month for 50,000 emails.
    • turboSMTP has a free plan. SMTP.com does not.
    • turboSMTP also covers email verification.
    turboSMTP vs SMTP.comturboSMTP pricing and details

  5. Postmark

    Transactional email API and SMTP, with broadcasts on a separate stream

    What is free: Free developer plan: 100 emails a month with no expiry and no overages, for testing an integration or a small side project. No credit card needed.

    • Postmark starts at $15 per month for 10,000 emails. SMTP.com starts at $25 per month for 50,000 emails.
    • Postmark has a free plan. SMTP.com does not.
    • Postmark also covers dMARC.
    Postmark pricing and details

  6. Resend

    Developer email API with React Email templates and a free tier

    What is free: 3,000 transactional emails a month, limited to 100 a day, 3 domains, 3 inboxes, 1 webhook endpoint and 30 days of logs. Marketing email free up to 1,000 contacts.

    • Resend starts at $20 per month for 50,000 emails, billed monthly. SMTP.com starts at $25 per month for 50,000 emails.
    • Resend has a free plan. SMTP.com does not.
    • Resend also covers email campaigns.
    Resend pricing and details

  7. Mailjet

    Email API, SMTP relay and campaign editor on one plan priced by volume

    What is free: 6,000 emails a month, limited to 200 a day, 1,000 contacts, the API, SMTP relay, webhooks and the email editor. No credit card needed.

    • Mailjet starts at $8.10 per month for 8,000 emails, billed annually ($9 billed monthly). SMTP.com starts at $25 per month for 50,000 emails.
    • Mailjet has a free plan. SMTP.com does not.
    • Mailjet also covers marketing automation, email campaigns and email verification.
    Mailjet pricing and details

  8. MailerSend

    Transactional email and SMS API from the team behind MailerLite

    What is free: 500 emails a month, 1 domain, 1 template, 1 user, 1 webhook and 100 API requests a day. A credit card is needed to subscribe, though nothing is charged.

    • MailerSend starts at $6.30 per month for 5,000 emails, billed annually ($7 billed monthly). SMTP.com starts at $25 per month for 50,000 emails.
    • MailerSend has a free plan. SMTP.com does not.
    • MailerSend also covers business texting, whatsApp messaging, email verification and dMARC.
    MailerSend pricing and details

  9. Elastic Email

    Low-cost email API and SMTP relay priced by monthly email volume

    What is free: Up to 3,000 emails a month, limited to 100 a day, with the API, SMTP relay, email designer and 3 days of email logs. No credit card needed.

    • Elastic Email starts at $19 per month for 50,000 emails. SMTP.com starts at $25 per month for 50,000 emails.
    • Elastic Email has a free plan. SMTP.com does not.
    • Elastic Email also covers email campaigns and email verification.
    Elastic Email pricing and details

  10. Mailtrap

    Email API and SMTP for sending, with a sandbox for testing emails

    What is free: 4,000 emails a month, limited to 150 a day, 1 user, 1 sending domain and 3 days of email logs, through the API or SMTP.

    • Mailtrap starts at $15 per month for 10,000 emails. SMTP.com starts at $25 per month for 50,000 emails.
    • Mailtrap has a free plan. SMTP.com does not.
    • Mailtrap also covers email campaigns.
    Mailtrap pricing and details

  11. Sweego

    French email and SMS sending API, with a free plan and EU data centers

    What is free: 100 emails a day by API and SMTP, unlimited domains, 5 templates, webhooks, test mode and 7 days of log retention.

    • Sweego starts at €8 per month for up to 20,000 emails, billed annually (€10 billed monthly). SMTP.com starts at $25 per month for 50,000 emails.
    • Sweego has a free plan. SMTP.com does not.
    • Sweego also covers sMS marketing.
    Sweego pricing and details

  12. MailChannels

    Email API and SMTP relay for platforms with many downstream senders

    What is free: Up to 3,000 emails a month and 100 a day, no overages, 3 domains, 30-day logs and community support.

    • MailChannels starts at $10 per month for 10,000 emails, billed monthly. SMTP.com starts at $25 per month for 50,000 emails.
    • MailChannels has a free plan. SMTP.com does not.
    MailChannels pricing and details

7 more that are free or have a free plan

All 19 in one table

Common questions

Is there a free alternative to SMTP.com?

Yes. SMTP2GO, Mailgun, Bird Email, turboSMTP, Postmark, Resend, Mailjet, MailerSend and 11 more are free or have a free plan.

Does SMTP.com have a free plan?

SMTP.com has no free plan. SMTP.com is a paid product, starting at $25 per month for 50,000 emails.

When was this checked?

Each listing shows its own date. On this page they run from Oct 18, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to SMTP.com: the alternatives its listing names first, then the tools that share the most features with it.