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Compare 4 SMS services
NonVoip.com, SimSMS, 5SIM, OnlineSim side by side — on the facts each one publishes and our team checks. Checked September 26, 2026.
| 4 SMS services | Visit site | Visit site | Visit site | Visit site |
|---|---|---|---|---|
| Price | ||||
| Price from | from $0.15 per OTP Short-term one-time-code number, charged only if the SMS arrives; primary product is real US carrier (AT&T/T-Mobile/Verizon) non-VoIP numbers. | — | from $0.01 per number Lowest listed price for popular services (Amazon, Facebook, Microsoft, etc.); some services listed from $0.008. | — |
| Numbers | ||||
| One-time activations | Yes | Yes | Yes | Yes |
| Rent a number | Yes | Yes | Yes | Yes |
| Real SIM | Yes | No | No | No |
| Countries | US, UK, CA, AU, HK | 80+ countries | 180+ countries | 110+ countries |
| Services | 2,400+ services | — | 1,249 services | 1000+ services |
| For your software | ||||
| API | Own API | Own API | Own API | Own API |
| Top up with | ||||
| Crypto | — | Yes | Yes | — |
| Bank cards | — | No | Yes | — |
| E-wallets | — | Yes | No | — |
| Track record | ||||
| Trust Score | 40 / 100 · Guarded | 40 / 100 · Guarded | 40 / 100 · Guarded | 40 / 100 · Guarded |
| On the market since | 2019 | 2014 | 2015 | 2018 |
| Reviews on smm.guide | No reviews yet | No reviews yet | No reviews yet | No reviews yet |
| Owner | Not claimed yet | Not claimed yet | Not claimed yet | Not claimed yet |
the better figure in the row— not confirmed yet · facts from each sms service's own site and our team
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