AnonymSMS vs SMS4Sats
It is a trade-off. AnonymSMS has the higher Safety grade (5.0 against 4.6), while SMS4Sats has the higher Privacy grade (8.5 against 6.8).
AnonymSMS
Free public numbers for receiving SMS online, plus private number rentals
Privacy
6.8/ 10
Fair
Safety
5.0/ 10
Caution
No ID mentioned KYC 1 Docs reviewed Full review →
SMS4Sats
Receive SMS verification codes by paying a Lightning invoice, no account
Privacy
8.5/ 10
Excellent
Safety
4.6/ 10
Caution
ID never required KYC 0 Docs reviewed Full review →
Side by side
| AnonymSMS | SMS4Sats | |
|---|---|---|
| Category | Phone Numbers & SMS | Phone Numbers & SMS |
| KYC policy | No ID mentioned | ID never required |
| Custody | N/A | N/A |
| Sign-up | No account needed | No account needed |
| Open source | No | No |
| Tor onion address | No | Yes |
| Coins | Not published | BTC |
| Pay with | Card, PayPal, Crypto | Lightning |
| Fees | Public numbers free; private rentals priced per country and duration | Not published |
| Limits | Messages to public numbers are visible to everyone | Not published |
| Jurisdiction | United States | Not published |
| Incidents on record | 0 | 0 |
| Published tests (180 days) | 0 | 0 |
Only AnonymSMS
Nothing distinct
Both
No registration
Only SMS4Sats
No email neededNo phone neededTor onion serviceAccepts LightningAnonymous operator
Where they sit among phone numbers & sms
Questions
Is AnonymSMS or SMS4Sats safer?
AnonymSMS has the higher Safety grade: AnonymSMS 5.0, SMS4Sats 4.6, out of 10.
Does AnonymSMS or SMS4Sats require KYC?
AnonymSMS is KYC level 1 (no ID mentioned). SMS4Sats is KYC level 0 (ID never required).
Which has more incidents on record?
AnonymSMS has 0 and SMS4Sats has 0 documented incidents in the registry.