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SimSMS vs UnitedSMS
Two SMS services side by side for SMM businesses — on the facts each one publishes and our team checks. Checked September 26, 2026.
Where they differ
- Numbers only SimSMS: rent a number
- Top up with only SimSMS: e-wallets
| 2 SMS services | Visit site | Visit site |
|---|---|---|
| Price | ||
| Price from | — | from $0.08 per code TikTok verification price; only charged after a verification SMS is received. |
| Numbers | ||
| One-time activations | Yes | Yes |
| Rent a number | Yes | No |
| Countries | 80+ countries | — |
| Services | — | 700+ services |
| For your software | ||
| API | Own API | Own API |
| Top up with | ||
| Crypto | Yes | Yes |
| E-wallets | Yes | No |
| Track record | ||
| Trust Score | 40 / 100 · Guarded | 35 / 100 · Guarded |
| On the market since | 2014 | 2022 |
| Reviews on smm.guide | No reviews yet | No reviews yet |
| Owner | 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
Other comparisons
Questions and answers
Do SimSMS and UnitedSMS work with software written for SMS-Activate?
SimSMS: Own API. UnitedSMS: Own API.
Run SimSMS or UnitedSMS?
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