of web traffic is tracked by Adguard
of the top 10,000 sites seen loading the Adguard tracker
Data from January 2018 to April 2019.
COOKIES are files placed by the website, stored in the browser
that is used to identify you to the website.
FINGERPRINTING is a unique digital signature derived from the properties of your device.
These are browser addons that collect user data
Learn about our tracker categories
What is a tracker?