Real phone numbers and SMS verification for your digital life
B2B revenue assurance for Stripe and Shopify with automated unpaid usage protection, chargeback defense, and EU VAT compliance
Stage
Not given
Not given
Founded
Not given
Not given
Based in
US
VN
Pricing model
Paid
Paid
Pricing
Short-term SMS verification: from $0.025 per code. Long-term numbers: from $9.99 per month (1, 3, 6 or 12-month terms). Travel eSIM: from $3.50 per plan. Blue Relay: from $147 or €129 per month (€49 activation on monthly and 3-month terms, waived on 6- and 12-month terms). US physical phones: Androi
Free Audit: $0/month (up to 5,000 events/month); Starter: $19/month (up to 100,000 events/month); Growth: $59/month (up to 1,000,000 events/month); Scale: $199/month (up to 5,000,000 events/month)
Key features
SMS verification for 800+ services
Coverage in 190+ countries
Long-term number rentals in 8 countries
Real US-based physical phones in Miami
Travel eSIM for 190+ destinations
Send and receive SMS with long-term rentals
Cryptocurrency payment settlement
Instant credit settlement
No billing name required
Blue Relay for iMessage hosting
Detects canceled or past-due accounts still using your product and pauses access after a configurable grace window
Stages Visa CE 3.0 chargeback evidence with 120-365 days of historical charges and 90 days of customer activity logs
Validates buyer VAT IDs across 27 EU member states and Northern Ireland against official EU VIES servers
Provides official audit trails and SHA-256 signed CSV exports for EU VAT compliance
Handles VIES server outages by placing fulfillment on safe hold and retrying in the background
Reconciles Shopify Plus B2B Net-Terms deposits with exact EUR-cent precision
Native Model Context Protocol (MCP) server for AI agents to audit revenue and manage subscriptions
Signed HMAC-SHA256 webhooks for account lock and restore with configurable grace periods
Interactive demo simulators for testing unpaid access detection, chargeback defense, and EU VAT scenarios
What makes it different
Real physical phones not virtual numbers
Instant cryptocurrency payments with no card or billing name
Unified account for all services with single balance
Hardware located in Miami with genuine US residential IP
Unused SMS rentals refunded to balance
Flat-rate pricing with zero percentage overage fees, unlike per-transaction or metered billing models
Non-destructive chargeback evidence staging with submit=false control, preserving merchant notes
2-minute setup via Stripe OAuth or Shopify App Store without complex code changes
Agent-native MCP server enabling autonomous AI agents to manage revenue audits and entitlements
Xedo
RevClamp Enterprise