What is Passlit | Block AI Trackers?

Passlit detects every tracker following you in real time and removes your data from 4,000+ data brokers. Free for Chrome. Shield from $9.99/month.

How to Block AI Tracking in Your Browser | Passlit

AI companies collect your browsing data to train their models. Here is exactly how to stop them.

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Openbook — Passlit Openbook is a free browser extension that detects and blocks the trackers responsible for spam calls, junk email, and ads that follow you everywhere.
Shield — Shield blocks tracker domains, auto-clears your data every 30 min, and rejects cookie banners. In our testing, up to 40% faster page loads. $14.99/mo.
Reports — Research and guides on data brokers, online trackers, AI surveillance, and how to stop the spam calls and ads they cause.
Support — Get help with the Passlit browser extension and Shield data removal service. Troubleshooting, account help, and contact options.
How Many Data Brokers Have Your Information — 98% of Americans appear on 35 or more data broker sites. Here is exactly how many companies have your data.
How To Stop Spam Calls — Spam calls come from data brokers selling your phone number. Here is how to remove it at the source and cut robocalls within 60 days.
Data Broker Statistics — How big is the data broker industry? How many companies have your data? The numbers behind a $330 billion problem.
Who Is Tracking Me Online — Google, Meta, ad networks, and hundreds of invisible companies are tracking you right now. Here is exactly who they are.
Is My Personal Information On The Internet — Your name, address, and phone number are likely already published online. Here is where to find it and how to remove it.
How To Block AI Tracking — AI companies collect your browsing data to train their models. Here is exactly how to stop them.
Best Browser Privacy Tools2026 — See the browser privacy extensions that still work after Chrome's Manifest V3 changes. Ranked, compared, and tested for real tracker blocking.
Optery Review — Independent review of Optery's pricing, coverage, and PCMag Editors' Choice award. See what testers found before you sign up for data removal.
Delete Me Vs Incogni Vs Optery — Real differences between DeleteMe, Incogni, and Optery on pricing, coverage, and reporting. An honest comparison before you choose a data removal service.
Top Data Removal Services — Side-by-side comparison of pricing, coverage, and proof of removal for the top data broker removal services. See what actually differs in 2026.
About — Passlit builds privacy tools that block trackers and remove your data from broker sites, cutting off the spam calls and ads they cause.
Contact — Questions about blocking trackers or data broker removal? Reach the Passlit team here.
Glossary — English definitions of data brokers, web trackers, behavioral advertising, CCPA, GDPR, and every online privacy term.
FAQ — Answers to common questions about blocking web trackers, removing your data from broker sites, and reducing spam calls with Passlit.
Data Removal — Passlit recommends Optery for data broker removal, PCMag Editors' Choice for personal data removal 2022-2025, covering 630+ broker sites.
Privacy Score — Check your free privacy score in seconds and find out how many data brokers have your personal information exposed online.