Cloak.build is a browser privacy tool that blocks hidden trackers, reduces fingerprinting signals, and warns you when a checkout starts pushing too hard. It starts with shopping so you can see the protection in a place where pressure and tracking show up clearly.
say company data will be used in ways people are not comfortable with.
say collected information will be used in ways not originally intended.
of fingerprinting sites encountered by real users were missed by automated crawls.
were hit with surveillance-pricing orders over data-driven price targeting systems.
of U.S. adults say they are concerned about how collected data is used by government.
of consumers said they would not buy from companies they do not trust with their data.
Cloak starts with checkout and can expand anywhere a site uses your data to shape a high-stakes decision.
Cloak is the browser privacy tool: it blocks hidden tracking, reduces fingerprinting signals, and warns when checkout pressure starts rising. The product stays central; any extension character is only a small interface detail.
The site should make Cloak feel useful, trustworthy, and easy to understand before anything else.
Cloak already helps at checkout by blocking hidden tracking, reducing fingerprinting signals, and warning when the buying flow starts pushing too hard.
The same defense pattern already holds up beyond a single checkout. The public proof starts with travel, and the broader goal is protection anywhere digital pressure starts shaping a decision.
problem-led privacy guides
Read plain-English guides on checkout tracking, URL tracking parameters, shopping trackers, and anti-profiling browser defense.
Learn how checkout tracking works, what merchants can infer before purchase, and how Cloak helps block hidden collection, reduce fingerprinting, and warn when pressure rises.
Open guideUnderstand URL tracking parameters, why they matter for profiling, and how Cloak helps reduce the referral and session clues merchants can use to link browsing behavior.
Open guideSee how shopping trackers build buyer profiles across product pages and checkouts, and how Cloak helps block hidden collection before it shapes pressure or targeting.
Open guideLearn why flight prices can look different on another device, what travel sites can infer from repeat visits and fingerprinting, and how Cloak points visitors to a controlled travel proof case.
Open guideLearn why websites can still seem to know it is you after clearing cookies, opening incognito, or signing out, how fingerprinting and session clues survive obvious resets, and where Cloak gives a proof-first path without promising invisibility.
Open guideLearn why shopping sites can still seem to recognize you in incognito, how fingerprinting and sign-in state survive the obvious reset, and where Cloak gives a proof-first path without promising invisibility.
Open guidenext step
Join Cloak beta if you want the real extension and direct follow-up. Keep the demo as the fast way to preview what Cloak blocks, reduces, and warns about before you install.
