| What it does | Hit them in the numbers
| Browser fingerprint and automation detector that cross-checks JavaScript consistency against network layer signals
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| Stage | Not given
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| Founded | Not given
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| Based in | US
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| Pricing model | Freemium
| Free
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| Pricing | NumBan Pro Yearly — $9.99 USD (or the equivalent shown in the App Store for your region)
| Not given
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| Key features | - Voicemail transcription and callback number extraction
- Automatic carrier abuse report filing
- Weekly number status re-checking
- Kill tracking and confirmation
- Public leaderboard ranking
- Optional screenshot verification
- Private data storage
- Relay email address for reporting
| - JavaScript fingerprinting across canvas, WebGL, WebGPU, audio, fonts, navigator and screen
- Network layer analysis via Cloudflare request metadata
- Behavioral challenge to verify human interaction
- Open-source package for CI integration
- Passive automation detection via navigator properties and framework residue
- Cross-layer consistency checking between JavaScript and network signals
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| What makes it different | - Uses callback numbers instead of spoofed caller ID as the target for reports
- Keeps personal email private in carrier complaints
- Confirms kills through weekly re-checking and automation
- Single screen interface with all report information together
| - Three independent detection axes that fail separately rather than as one system
- Combines JavaScript analysis with network-layer observations that JavaScript cannot fake
- Educational and defensive tool, not a service for evading detection
- Live read-only measurement with no data storage
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 6 ● no change since last check |
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| Trust Flow (Majestic) | 1 | 2 |
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| Citation Flow (Majestic) | 24 | 27 |
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| Referring domains (Majestic) | 14 | 42 |
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NumBan
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