Ext Ops Panel
Open dashboard

Kumamori Ad Blocker

Chrome extension by kumamori.dev · Productivity · Tools

  • Trader

A Chrome extension in Productivity · Tools with 8 users, barely installed. Audience over the last 30 days: +3.

Specific sites only: 2 match patterns.

What the developer says, and 1 screenshot

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
8
Rating
not rated yet
Users, last 30 days
+3
Version
0.0.1
Updated in the store
2026-08-18
Published
2026-08-18
Manifest
V3
Browser access
4 permissions, 2 site patterns

How it has moved

Users
+3 since 28.09
4-8 · 11 readings
  1. 2026-09-285
  2. 2026-10-044
  3. 2026-10-104
  4. 2026-10-135
  5. 2026-10-176
  6. 2026-10-197
  7. 2026-10-206
  8. 2026-10-228
  9. 2026-10-237
  10. 2026-10-257
  11. 2026-10-288
Users
+3 since 31.08
4-9 · 21 readings
  1. 2026-08-315
  2. 2026-09-047
  3. 2026-09-058
  4. 2026-09-079
  5. 2026-09-087
  6. 2026-09-108
  7. 2026-09-157
  8. 2026-09-175
  9. 2026-09-216
  10. 2026-09-274
  11. 2026-09-285
  12. 2026-10-044
  13. 2026-10-104
  14. 2026-10-135
  15. 2026-10-176
  16. 2026-10-197
  17. 2026-10-206
  18. 2026-10-228
  19. 2026-10-237
  20. 2026-10-257
  21. 2026-10-288

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 2 match patterns.

  • *://*.youtube.com/*
  • *://*.youtube-nocookie.com/*
  • Talk to an application installed on your computer nativeMessaging
  • See the address and title of every tab you have open tabs
  • Block or redirect requests by rules it declares in advance declarativeNetRequest
Show the remaining 1
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

kumamori.dev.

Like this one

Listings the catalog judges closest in what they say they do.

  1. YouBlock - Video Ads Blocker for Youtube™ Describes nearly the same job, with an established audience 10k users ★ 3.7
  2. Youtube Adblocker - Block Ads and Hide Shorts Describes nearly the same job, smaller audience 7 users ★ 5.0
  3. TubeGuard Describes nearly the same job, smaller audience 3 users (last published figure) ★ 5.0
  4. YouTube adBlocker Describes nearly the same job, smaller audience 166 users
  5. YouTube Ad Blocker Describes nearly the same job, smaller audience 6 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Want this mark on your extension in our catalog?

Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

Connect it in a minute See what the panel does
Add a badge to your README or site

The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/ippndnhkaghefhddjkcpgbfnfmhaphnb/badge.svg)](https://extops.dev/extensions/ippndnhkaghefhddjkcpgbfnfmhaphnb)

HTML

<a href="https://extops.dev/extensions/ippndnhkaghefhddjkcpgbfnfmhaphnb"><img src="https://extops.dev/extensions/ippndnhkaghefhddjkcpgbfnfmhaphnb/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-28. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built