Best SMS.to Alternatives in 2026
Updated
20 apps from transactional SMS software ranked against SMS.to on the same published basis.
- 1SMS.to vs ClickSend SMS API
- 2SMS.to vs Mailchimp
- 3SMS.to vs Bandwidth Messaging API
- 4SMS.to vs Telnyx SMS API
- 5SMS.to vs Textmagic
- 6SMS.to vs 46elks
- 7SMS.to vs Bird Verify
- 8SMS.to vs Clickatell SMS API
- 9SMS.to vs D7 Networks
- 10SMS.to vs Gupshup
- 11SMS.to vs Infobip SMS API
- 12SMS.to vs Messente
- 13SMS.to vs Plivo Verify
- 14SMS.to vs SMSPortal
- 15SMS.to vs Telnyx Text-to-Speech API
- 16SMS.to vs 2Factor.in OTP API
- 17SMS.to vs Commio SMS API
- 18SMS.to vs Textbelt
- 19SMS.to vs MSG91
- 20SMS.to vs Sinch Verification API
SMS.to alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | ClickSend SMS API | 6.5 | No | — | API, iOS, Mac, Web |
| 2 | Mailchimp | 6.5 | Free plan | Free | Web, iOS, Android |
| 3 | Bandwidth Messaging API | 6.4 | No | — | API, Web |
| 4 | Telnyx SMS API | 6.4 | No | $500/mo | API, Web |
| 5 | Textmagic | 6.4 | No | $0.05/mo | Android, API, iOS, Web |
| 6 | 46elks | 6.3 | No | €3/mo | API, Web |
| 7 | Bird Verify | 6.3 | Free plan | Free | API, Web |
| 8 | Clickatell SMS API | 6.3 | Free plan | Free | API, Web |
| 9 | D7 Networks | 6.3 | No | — | API, Web |
| 10 | Gupshup | 6.3 | Free plan | Free | API, Web |
| 11 | Infobip SMS API | 6.3 | Free plan | Free | API, Web |
| 12 | Messente | 6.3 | Free plan | — | API, Web |
| 13 | Plivo Verify | 6.3 | Free plan | Free | API, Web |
| 14 | SMSPortal | 6.3 | Free plan | $0.08/mo | API, Web |
| 15 | Telnyx Text-to-Speech API | 6.3 | Free plan | $500/mo | API, Web |
| 16 | 2Factor.in OTP API | 6.2 | Free plan | ₹4,999/mo | Web |
| 17 | Commio SMS API | 6.2 | No | — | Web |
| 18 | Textbelt | 6.2 | Free plan | Free | API, self-hosted |
| 19 | MSG91 | 5.5 | No | — | Android, API, iOS, Web |
| 20 | Sinch Verification API | 5.5 | No | — | Android, API, iOS, Web |
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Questions about SMS.to alternatives
What is the best alternative to SMS.to?
ClickSend SMS API, number 1 in transactional SMS software with a score of 6.5 out of 10. The others here: Mailchimp, Bandwidth Messaging API, Telnyx SMS API and 16 more.
What is the best free alternative to SMS.to?
Mailchimp is the best-ranked alternative with a free plan. 11 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.