CreepJS
Test browser fingerprinting characteristics with CreepJS, which displays fingerprint and WebRTC results.
About CreepJS
CreepJS tests browser fingerprinting characteristics and displays fingerprint and WebRTC results.
It shows a fingerprint ID with fuzzy value and timing, plus WebRTC connection details, and reports signals for areas such as timezone, Canvas, WebGL, Audio, fonts, screen and navigator settings.
Key features
- Displays fingerprint ID with fuzzy identifier and timing
- Reports WebRTC host, STUN, SDP and device information
- Checks timezone, Intl, language and headless indicators
- Tests Canvas 2D, DOMRect, SVG and text rendering
- Tests WebGL output, parameters and extensions
- Tests Audio, speech voices, media devices and navigator properties
Best for: People who want to check what fingerprinting signals their current browser exposes.
Good for
- Shows fingerprint and WebRTC results in one place
- Lists signals across many browser areas on one page
CreepJS at a glance
- Category
- Privacy & Security › Security Tools
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Guides for Security Tools
CreepJS alternatives
Tools and sites you could use instead, ranked by how closely they match.
Check browser fingerprints and run DNS leak, IP, port, and WebRTC tests with BrowserScan.
Test a browser for privacy leaks, including exposed IP addresses, device information, and fingerprinting risks.
Test how trackers and fingerprinting systems see your browser with Cover Your Tracks from the EFF.
IPv6 Leak Test checks whether a device has IPv6 connectivity and displays connection information related to privacy.
Ndiff compares Nmap scan results from two XML files, showing changes such as hosts and ports appearing or disappearing.
Threat Radar displays current cyber threat intelligence on a live map, showing security activity from its data sources.
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