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authsms.net vs GrizzlySMS
Two SMS services side by side for SMM businesses — on the facts each one publishes and our team checks. Checked October 18, 2026.
Where they differ
- Numbers only authsms.net: rent a number and real SIM
- Countries authsms.net 180+ vs GrizzlySMS 150+ countries
- Top up with only GrizzlySMS: e-wallets
| 2 SMS services | Visit site | Visit site |
|---|---|---|
| Price | ||
| Price from | — | from $0.092 per number Indonesia listed from $0.092; price varies by country/service. |
| Numbers | ||
| One-time activations | Yes | Yes |
| Rent a number | Yes | No |
| Real SIM | Yes | No |
| Countries | 180+ | 150+ countries |
| Services | 700 | — |
| For your software | ||
| API | SMS-Activate compatible | SMS-Activate compatible |
| Top up with | ||
| Crypto | Yes | Yes |
| Bank cards | Yes | Yes |
| E-wallets | No | Yes |
| Track record | ||
| Trust Score | 22 / 100 · Weak | 37 / 100 · Guarded |
| On the market since | 2026 | 2021 |
| Reviews on smm.guide | No reviews yet | No reviews yet |
| Owner | Yes | 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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Questions and answers
Do authsms.net and GrizzlySMS work with software written for SMS-Activate?
authsms.net: SMS-Activate compatible. GrizzlySMS: SMS-Activate compatible.
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