Zero-trust ad blocker & tracker blocker. Pulse Observer names who's watching, hardens what it can, and helps you take it back.
Users
20
−2 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
6
0 in 30 days
Store rank
#153K
#128K among extensions
Version
0.7.0
updated 17 Jul 2026
Users
monthly, 3 months
Latest, 21 Oct 2026:20 usersMove the mouse over the chart for any month
Ratings count
monthly, 3 months
Latest, 21 Oct 2026:6 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Pulse Observer
Go beyond standard ad blocking. See who is watching, calculate what your data is worth, and take your digital self back.
The honest truth about standard ad blockers and adblock tools: that "47 trackers blocked" badge only counts how many times a simple rule matched. It doesn't mean your data stopped moving.
Before a page even finishes loading, sites can read your location, network, and device characteristics without triggering traditional blocklists. Traditional ad blocking helps, but it was never the whole job.
The other half of the job is total visibility and permanent data deletion. That is what Observer delivers.
WHAT OBSERVER DOES FOR YOU 🚀
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✅ STOPS SILENT FINGERPRINTING: Blocks sneaky scripts that standard ad blockers miss—the ones that read your device characteristics to build a permanent profile of you without your permission.
✅ REVEALS WHO IS WATCHING (BY NAME): Displays every recognized tracker and ad network on the page, worst first, so you see exactly who is bidding on your attention.
✅ CALCULATES YOUR WORTH: Provides an estimated yearly value your profile earns for each company, turning an invisible trade into hard numbers.
✅ DIRECT OPT-OUTS & DELETION: Standard ad block extensions don't delete what a broker already holds. For recognized trackers, Observer points you directly to the source opt-out pages and data deletion portals.
✅ SPEEDS UP YOUR WEB: By stopping heavy tracking scripts from executing locally, pages load faster and consume fewer system resources.
ZERO-TRUST PRIVACY (COMPARED TO OTHERS) 🔐
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✅ Many free adblockers quietly collect your search queries or sell "anonymized" browsing data to third parties. Observer does the exact opposite.
✅ 100% LOCAL EXECUTION: Everything runs directly on your machine. We have no servers, we collect nothing, and we never transmit your browsing history.
✅ NO CLOUD DEPENDENCIES: Your data never leaves your local environment.
✅ VERIFIABLE PROOF: Every insight comes with the raw evidence behind it—the exact script that ran, the request that fired, and the exact read the page attempted.
FREQUENTLY ASKED QUESTIONS ❓
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CAN I USE OBSERVER ALONGSIDE MY CURRENT AD BLOCKER?
Yes. Observer is fully compatible with existing adblock extensions (like uBlock Origin or Adblock Plus) and works to expose and block the complex tracker scripts that traditional blockers overlook.
IS THIS A FREE AD BLOCKER?
Observer is a comprehensive privacy engine. While it stops tracking and profiling scripts (which in turn blocks many intrusive elements), its primary job is to give you the exact evidence and tools needed to permanently delete your data from broker databases.
NOTE 📝
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Chrome automatically generates the notice requesting permission to "read and change all your data on all websites" because Observer must access page contents across all tabs to remove ads and tracking. Observer collects no personal information, ensuring your privacy remains protected.