CthulhuJs (Anti-Fingerprint) icon

CthulhuJs (Anti-Fingerprint) Chrome Extension Analysis

Privacy, Security & Ad Blockers

Chrome extension ID: pmcpffnpjncfplinfnjebjoonbncnjfl

CthulhuJs is a privacy-focused browser extension that aims to prevent digital identification by dynamically generating random browser fingerprints. It offers features like tab-level fingerprinting and customizable switching strategies to evade trackers.

Developer:shawnli
Version:9.0.3
Size:2.03MiB
Last updated:

Overview

Installs

10K+

Rating

4.4

38 reviews

Languages

2 locales

Includes English, 中文(中国)

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

Privacy, Security & Ad Blockers

Pricing friction

Low review signal

Complaint intensity

Moderate review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

The extension positions itself as a comprehensive browser fingerprint obfuscation tool designed to enhance user privacy and security. It promises to protect users from tracking by disguising various parameters such as canvas, audio, WebGL, and user agents.

Inferred product pattern

A niche privacy utility focused on advanced fingerprinting evasion that currently struggles with technical stability and bypass consistency against top-tier detection mechanisms.

Review-backed pain points

Users report that the extension fails to bypass high-end anti-fingerprinting sites, settings often fail to save or revert to default, and it can break site functionality like YouTube video playback.

Observed feature gaps

Users identified a lack of automatic timezone updates when switching proxies and an inability to spoof worker-level detection.

Tags
Anti-FingerprintingPrivacy ProtectionBrowser ObfuscationIdentity Spoofing
Target users

- Privacy-conscious internet users

- Security researchers

- Developers

Primary use cases

- Obfuscating browser fingerprints

- Preventing web tracking

- Enhancing online anonymity

Positive themes

- Effective performance against standard tracking methods

Negative themes

- Failure to bypass advanced detection (e.g., Fingerprint.com, CreepJS)

- Bugs regarding settings persistence

- Website breakage/functionality issues

Observed friction

- Performance complaints detected

- Review-backed pricing friction data is not available.

Evidence boundary: Data extracted from the Chrome Web Store product description and a sample of user reviews. The review sample size is small, which may not represent the full breadth of user experiences or all technical bugs.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

Review-backed support complaint data is not available.

Reliability

Users reported bugs regarding settings not saving and specific breakage of media services like YouTube.

Privacy

Review-backed privacy complaint data is not available.

Access & pricing

- No clear monetization signal

- No account requirement observed

- No clear pricing signal

Store listing facts

Listing assets

- Screenshots: 3

- Videos: 0

- Languages: 2

Trust signals

- Privacy policy

- Developer contact

- Official website

Store metadata

- Version: 9.0.3

- Size: 2.03MiB

- Last updated:

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

anti-fingerprintingbrowser obfuscationprivacy extensioncanvas blockerfingerprint spoofing

Comparison

Canvas BlockerFingerprint.comCreepJSCover Your Tracks

Problem

browser trackingdigital fingerprintingidentity identificationweb analytics tracking

Alternative

privacy toolsanti-tracking extensionsidentity protection

Similar extensions

Jump to related discovery paths:

Screenshots

CthulhuJs (Anti-Fingerprint) screenshot
CthulhuJs (Anti-Fingerprint) screenshot
CthulhuJs (Anti-Fingerprint) screenshot

Links

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