Best Plunk Alternatives in 2026

20 apps from transactional email software ranked against Plunk on the same published basis.

  1. 1Plunk vs turboSMTP
  2. 2Plunk vs Mailchimp
  3. 3Plunk vs Twilio Segment
  4. 4Plunk vs Maileroo
  5. 5Plunk vs MailerSend
  6. 6Plunk vs Nuntly
  7. 7Plunk vs Postmark
  8. 8Plunk vs Resend Broadcasts
  9. 9Plunk vs SMTP2GO
  10. 10Plunk vs EmailSuccess
  11. 11Plunk vs Hyvor Relay
  12. 12Plunk vs Posthawk
  13. 13Plunk vs Reloop
  14. 14Plunk vs Twilio SendGrid
  15. 15Plunk vs Mailgun
  16. 16Plunk vs Netcore Email API
  17. 17Plunk vs Pombo
  18. 18Plunk vs ReachMail
  19. 20Plunk vs Mailmark
  20. 21Plunk vs Retarus Transactional Email

Plunk alternatives compared

#AppScoreFree planFromRuns on
1turboSMTP6.6Free plan€14.95/moAndroid, API, iOS, Web
2Mailchimp6.5Free planFreeWeb, iOS, Android
3Twilio Segment6.5Free plan$120/moWeb, iOS, Android
4Maileroo6.4Free plan$10/moAPI, Web
5MailerSend6.4Free plan$5.60/moAPI, iOS, Web
6Nuntly6.4Free plan€10/moAPI, Web
7Postmark6.4Free plan$5/moAPI, Web
8Resend Broadcasts6.4Free plan$20/moAPI, Web
9SMTP2GO6.4Free plan$8.33/moAPI, Web
10EmailSuccess6.3Free planFreeWeb
11Hyvor Relay6.3Free plan—API, self-hosted, Web
12Posthawk6.3Free plan$20/moself-hosted
13Reloop6.3Free plan$10/moself-hosted
14Twilio SendGrid6.3Free plan$19.95/moAPI
15Mailgun6.2Free planFreeWeb
16Netcore Email API6.2Free planFreeWeb
17Pombo6.2Free plan$29/moWeb
18ReachMail6.2Free plan$8/moWeb
20Mailmark5.4No$10/moAPI, self-hosted, Web
21Retarus Transactional Email5.4No—API, Web
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Questions about Plunk alternatives

What is the best alternative to Plunk?

turboSMTP, number 1 in transactional email software with a score of 6.6 out of 10. The others here: Mailchimp, Twilio Segment, Maileroo and 16 more.

What is the best free alternative to Plunk?

turboSMTP is the best-ranked alternative with a free plan. 18 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.