Verdict
Higher trust score: SMSBurner
Based on our trust scoring, SMSBurner comes out ahead of SimSms (9.6 vs 6.2). The gap reflects differences in KYC stance, custody model and operational track record.
Note: Scores are our independent assessment. Both services have valid use cases — read each detail page before deciding.
Score breakdown
Overall /10
SimSms
6.2
Average
SMSBurner
9.6
Good
Privacy /100
SimSms
62
Average
SMSBurner
90
Good
Trust /100
SimSms
58
Average
SMSBurner
99
Good
Side by side
KYC level
L2Discreet
L1Anonymous
Tagline
Virtual numbers for SMS verification and 7-to-30-day rentals across 145 countries, plus dedicated 5G mobile proxies on named carriers. Email-only sign-up, crypto payment, and unused codes are never charged.
Virtual phone numbers for SMS verification AND long-term rental — 190+ countries × 1000+ services, seed-phrase auth, 14 crypto rails (BTC, XMR, USDC...) and a public agent-purchasable API (MCP, REST) for AI clients.
Jurisdiction
Undisclosed
Undisclosed
Founded
2026
2026
Tor / .onion
No
No
Categories
SMS, Proxy store, Privacy
SMS, Privacy, Tool
Feature comparison 8
SimSms
SMSBurner
Bitcoin (BTC)
Accepts Monero (XMR)
No signup required
—
Web app
Instant
Available worldwide
Custodial
Requires email
—
Read the full reviews
The side-by-side covers the headlines — the detail pages walk through every claim and citation.