Best Sidemail Alternatives in 2026
Updated
20 apps from transactional email software ranked against Sidemail on the same published basis.
- 1Sidemail vs turboSMTP
- 2Sidemail vs Mailchimp
- 3Sidemail vs Twilio Segment
- 4Sidemail vs MailerSend
- 5Sidemail vs Nuntly
- 6Sidemail vs Postmark
- 7Sidemail vs Twilio SendGrid
- 8Sidemail vs EmailSuccess
- 9Sidemail vs Maileroo
- 10Sidemail vs Posthawk
- 11Sidemail vs Reloop
- 12Sidemail vs Resend Broadcasts
- 13Sidemail vs SMTP2GO
- 14Sidemail vs Hyvor Relay
- 15Sidemail vs MailsSetu
- 16Sidemail vs Netcore Email API
- 17Sidemail vs Plunk
- 18Sidemail vs Pombo
- 19Sidemail vs QQueue
- 20Sidemail vs ReachMail
Sidemail alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | turboSMTP | 7.9 | Free plan | €14.95/mo | Android, API, iOS, Web |
| 2 | Mailchimp | 7.8 | Free plan | Free | Web, iOS, Android |
| 3 | Twilio Segment | 7.8 | Free plan | $120/mo | Web, iOS, Android |
| 4 | MailerSend | 7.7 | Free plan | $5.60/mo | API, iOS, Web |
| 5 | Nuntly | 6.4 | Free plan | €10/mo | API, Web |
| 6 | Postmark | 6.4 | Free plan | $5/mo | API, Web |
| 7 | Twilio SendGrid | 6.4 | Free plan | $19.95/mo | API |
| 8 | EmailSuccess | 6.3 | Free plan | — | API, self-hosted, Web, Windows |
| 9 | Maileroo | 6.3 | Free plan | $10/mo | API, Web |
| 10 | Posthawk | 6.3 | Free plan | $20/mo | self-hosted |
| 11 | Reloop | 6.3 | Free plan | $10/mo | self-hosted |
| 12 | Resend Broadcasts | 6.3 | Free plan | $20/mo | API, Web |
| 13 | SMTP2GO | 6.3 | Free plan | $8.33/mo | API, Web |
| 14 | Hyvor Relay | 6.2 | Free plan | — | API, self-hosted, Web |
| 15 | MailsSetu | 6.2 | Free plan | ₹399/mo | API, Web |
| 16 | Netcore Email API | 6.2 | Free plan | Free | API, Web |
| 17 | Plunk | 6.2 | Free plan | Free | API, self-hosted, Web |
| 18 | Pombo | 6.2 | Free plan | $29/mo | API, Web |
| 19 | QQueue | 6.2 | Free plan | Free | API, self-hosted, Web |
| 20 | ReachMail | 6.2 | Free plan | $8/mo | API, Web |
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Questions about Sidemail alternatives
What is the best alternative to Sidemail?
turboSMTP, number 1 in transactional email software with a score of 7.9 out of 10. The others here: Mailchimp, Twilio Segment, MailerSend and 16 more.
What is the best free alternative to Sidemail?
turboSMTP is the best-ranked alternative with a free plan. 20 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.