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Website Blocker

Chrome extension by seiri-dev · Productivity · Tools

A Chrome extension in Productivity · Tools with 32 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 3 screenshots

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

Users
32
Rating
not rated yet
Users, last 16 days
-1
Version
1.2.0
Updated in the store
2026-03-31
Published
2024-03-05
Manifest
V3
Browser access
5 permissions

How it has moved

Users
-1 since 31.08
32-36 · 7 readings
  1. 2026-08-3133
  2. 2026-09-0234
  3. 2026-09-0433
  4. 2026-09-0534
  5. 2026-09-0836
  6. 2026-09-1332
  7. 2026-09-1532
Users
-1 since 31.08
32-36 · 7 readings
  1. 2026-08-3133
  2. 2026-09-0234
  3. 2026-09-0433
  4. 2026-09-0534
  5. 2026-09-0836
  6. 2026-09-1332
  7. 2026-09-1532

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

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • See the address and title of every tab you have open tabs
  • See when you navigate between pages webNavigation
  • Schedule work to run later alarms
Show the remaining 2
  • Open a panel beside the page sidePanel
  • 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

seiri-dev publishes 8 listings we track, 2k users between them. Listed website: chrome-tool.github.io.

  1. CSDN Unlocker seiri-dev · Make Chrome Yours · Accessibility · published 2024-05-07 1k users ★ 1.6
  2. Image Picker seiri-dev · Productivity · Tools · published 2026-03-24 473 users
  3. JSON Formatter seiri-dev · Productivity · Tools · published 2024-05-20 103 users
Show 4 more from this publisher
  1. Tab Manager seiri-dev · Productivity · Tools · published 2026-03-17 31 users
  2. OmniDebugger seiri-dev · Productivity · Developer · published 2024-04-06 13 users
  3. ScreenSnap seiri-dev · Productivity · Tools · published 2026-07-08 7 users
  4. QR Sweep Pro seiri-dev · Make Chrome Yours · Accessibility · published 2026-08-28 4 users

Like this one

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

  1. Website Blocker - Block Distractions & Focus Describes nearly the same job, smaller audience 81 users ★ 5.0
  2. ZenSchedule Website Blocker Describes nearly the same job, smaller audience 4 users ★ 5.0
  3. Time Blocker Describes nearly the same job, smaller audience 75 users
  4. zenzen - Website Blocker & Productivity Timer Describes nearly the same job, smaller audience 22 users ★ 4.8
  5. FocusGuard - Website Blocker Describes nearly the same job, smaller audience 5 users ★ 5.0

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.

Is this your extension?

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See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.