CthulhuJs (Anti-Fingerprint)
Protect your online identity with CthulhuJs (Anti-Fingerprint). Use advanced fingerprint spoofing for Canvas, WebGL, and more to stop web tracking effortlessly.
Advanced Browser Fingerprint Spoofing
Take control of your digital footprint! CthulhuJs masks your unique parameters, ensuring you remain anonymous and secure while browsing under the protection of FlashID.

CthulhuJs is a cutting-edge browser fingerprint obfuscation tool. Integrated with FlashID’s security ecosystem, it protects users from invasive tracking by masking unique digital identifiers across any web platform.
Multi-Parameter Obfuscation
Spoof a wide range of browser fingerprints including Canvas, Audio, WebGL, WebGPU, Fonts, WebRTC, and more to prevent tracking.
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Tab-Level Customization
Assign unique fingerprints to each browser tab. CthulhuJs allows for flexible identity management across different online services simultaneously.
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Dynamic Randomization
Generate random hardware and software profiles based on network data or custom rules. Switch identities based on time or page loads.
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Stop Fingerprint Tracking Today
CthulhuJs automates the complex task of masking your browser profile, providing a secure, anonymous environment for your professional activities.

Frequently Asked Questions about CthulhuJs
What fingerprints does CthulhuJs mask?
Is CthulhuJs safe to use with FlashID?
Can I set different fingerprints for different tabs?
How often can I rotate my browser fingerprint?
Is this extension compatible with Google Chrome?
Does CthulhuJs store my browsing history?
Will websites notice I am using a spoofed fingerprint?
Does it support WebRTC leak protection?
Is there a limit to how many profiles I can create?
How do I update the extension?
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Trusted by Privacy Experts Worldwide
Cybersecurity Consultant, Shield Privacy
Independent Researcher, WebTrust
Data Analyst, Dunder Miflin