Best SMS.to Alternatives in 2026
Updated
20 platforms from transactional SMS software ranked against SMS.to on the same published basis.
- 1SMS.to vs Bandwidth Messaging API
- 2SMS.to vs Telnyx SMS API
- 3SMS.to vs ClickSend SMS API
- 4SMS.to vs Telnyx Text-to-Speech API
- 5SMS.to vs Bird Verify
- 6SMS.to vs Clickatell SMS API
- 7SMS.to vs Gupshup
- 8SMS.to vs Infobip SMS API
- 9SMS.to vs MoceanAPI
- 10SMS.to vs Plivo SMS API
- 11SMS.to vs BulkGate
- 12SMS.to vs MSG91
- 13SMS.to vs Twilio Programmable Messaging
- 14SMS.to vs Routee SMS API
- 15SMS.to vs Sinch SMS API
- 16SMS.to vs smsmode RCS API
- 17SMS.to vs Vonage SMS API
- 18SMS.to vs BulkSMS.com
- 19SMS.to vs Esendex
- 20SMS.to vs Prelude Transactional SMS API
SMS.to alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Bandwidth Messaging API | 7.3 | No | — | API, Web |
| 2 | Telnyx SMS API | 7.3 | No | $500/mo | API, Web |
| 3 | ClickSend SMS API | 7.2 | No | — | API, iOS, Mac, Web |
| 4 | Telnyx Text-to-Speech API | 7.2 | Free plan | $500/mo | API, Web |
| 5 | Bird Verify | 7.1 | Free plan | Free | API, Web |
| 6 | Clickatell SMS API | 7.1 | Free plan | Free | API, Web |
| 7 | Gupshup | 7.1 | Free plan | Free | API, Web |
| 8 | Infobip SMS API | 7.1 | Free plan | Free | API, Web |
| 9 | MoceanAPI | 6.8 | No | — | API, Web |
| 10 | Plivo SMS API | 6.8 | No | $0.01/mo | API, Web |
| 11 | BulkGate | 6.7 | No | — | Android, API, Web |
| 12 | MSG91 | 6.7 | No | — | Android, API, iOS, Web |
| 13 | Twilio Programmable Messaging | 6.7 | No | — | API, Web |
| 14 | Routee SMS API | 6.6 | No | — | API, Web |
| 15 | Sinch SMS API | 6.6 | No | — | API |
| 16 | smsmode RCS API | 6.6 | No | €9/mo | API, Web |
| 17 | Vonage SMS API | 6.6 | No | — | Android, API, iOS, Web |
| 18 | BulkSMS.com | 6.5 | No | — | API, Mac, Web, Windows |
| 19 | Esendex | 6.5 | No | £54/mo | API, Web |
| 20 | Prelude Transactional SMS API | 6.5 | No | — | API, Web |
The sponsored alternative slot on this page is labelled Sponsored.
Questions about SMS.to alternatives
What is the best alternative to SMS.to?
Bandwidth Messaging API, number 1 in transactional SMS software with a score of 7.3 out of 10. The others here: Telnyx SMS API, ClickSend SMS API, Telnyx Text-to-Speech API and 16 more.
What is the best free alternative to SMS.to?
Telnyx Text-to-Speech API is the best-ranked alternative with a free plan. 5 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.