AmIUnique v2 is out !

We are migrating the data. The missing ones will be added in the following weeks. Do not hesitate to visit the pages and to answer the survey here

Learn how identifiable you are on the Internet

Help us investigate the diversity of web browsers.

This website aims at studying the diversity of browser fingerprints and providing developers with data to help them design good defenses. Contribute to the efforts by viewing your own browser fingerprint or consult the current statistics of data provided by users around the world!


View my browser fingerprint

If you click on this button, we will collect your browser fingerprint, we will put a cookie on your browser for a period of 4 months. More details are available in the privacy policy

You can find some tools to improve your privacy here

What is a browser fingerprint? FAQ

We have an AmIUnique extension for Firefox and Chrome to track the evolution of your fingerprint. See here

The publication list related to fingerprinting is available here

You can find some statistics on common attributes here


Any questions? Write to us at browser-fingerprinting@univ-lille.fr