Webkay
See what information a website can access from your browser with Webkay, a browser data demonstration.
About Webkay
Webkay is a demonstration of the data a website can access from a browser without asking for permission. It shows location estimates, software and hardware details, connection information, device orientation, local network devices, image metadata, and examples related to social media exposure, clickjacking, and autofill phishing.
Most data points are described as educated guesses and not accurate. The location estimate uses the Google Geolocation API and is not as accurate as GPS, with errors of up to 50km on mobile networks.
Key features
- Shows location estimate using Google Geolocation API
- Displays operating system, browser, and detected plugins
- Shows hardware and connection details with speed test
- Demonstrates social media, clickjacking, and autofill risks
- Scans local network for devices on request
- Reveals metadata from user-selected images
Best for: People who want to see what information websites can obtain from their browser.
Good for
- Covers multiple types of browser-accessible data on one page
- Provides explanations and prevention suggestions for data exposures
- States when results are estimates rather than accurate measurements
Watch out for
- Most data points are educated guesses and not considered accurate
- Location estimates can have errors of up to 50km on mobile networks
Webkay at a glance
- Website
- webkay.robinlinus.com
- Category
- Privacy & Security › Security Tools
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Open source
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Webkay FAQ
How accurate is Webkay's location estimate?
It is an educated guess using the Google Geolocation API, never as accurate as GPS, with errors of up to 50km on mobile networks.
How can I prevent websites from guessing my location this way?
Use a web proxy and deactivate JavaScript with a browser plugin like NoScript.
How can I prevent image metadata from being exposed?
Remove the EXIF data before uploading images.
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