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Chrome extension by Tunnelトンネル · Productivity · Tools

A Chrome extension in Productivity · Tools with 5 users, barely installed.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 2 screenshots

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

Users
5
Rating
not rated yet
Users, last 16 days
+2
Version
4.5.2
Updated in the store
2026-08-22
Published
2026-08-22
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+2 since 31.08
0-6 · 8 readings
  1. 2026-08-313
  2. 2026-09-030
  3. 2026-09-043
  4. 2026-09-062
  5. 2026-09-093
  6. 2026-09-104
  7. 2026-09-136
  8. 2026-09-155
Users
+2 since 31.08
0-6 · 8 readings
  1. 2026-08-313
  2. 2026-09-030
  3. 2026-09-043
  4. 2026-09-062
  5. 2026-09-093
  6. 2026-09-104
  7. 2026-09-136
  8. 2026-09-155

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

Every site you visit. This extension can read and change the content of any page you open.

  • Schedule work to run later alarms
  • Store data in your browser storage
  • Declares windows

The full permission history for this extension

What changed recently

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

The publisher

Tunnelトンネル publishes 9 listings we track, 196 users between them.

  1. Close tab in contextMenu Tunnelトンネル · Productivity · Tools · published 2024-03-03 116 users ★ 5.0
  2. Netkeiba → JRA リダイレクト Tunnelトンネル · Lifestyle · Entertainment · published 2025-04-27 29 users ★ 5.0
  3. New tab in contextMenu Tunnelトンネル · Productivity · Tools · published 2024-03-03 14 users ★ 5.0
Show 5 more from this publisher
  1. ChatGPT Auto QQ Method Tunnelトンネル · Productivity · Tools · published 2026-01-09 9 users
  2. Insert Select Sale 2023 Tunnelトンネル · Lifestyle · Entertainment · published 2025-05-09 7 users
  3. Netkeiba → Studbook Linker and Searcher Tunnelトンネル · Lifestyle · Entertainment · published 2025-05-24 6 users
  4. Netkeibaレース映像をYouTubeで検索する拡張機能 Tunnelトンネル · Lifestyle · Entertainment · published 2024-03-10 5 users
  5. Search_on_Youtube Tunnelトンネル · Productivity · Tools · published 2024-03-04 5 users

Like this one

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

  1. MailCodeReader Describes nearly the same job, smaller audience 36 users
  2. AutoFill Code Describes nearly the same job, smaller audience 40 users ★ 5.0
  3. Auto Auth Filler Describes nearly the same job, smaller audience 9 users
  4. OTPal: Auto-Detect & Copy OTP, 2FA & Verification Codes from Gmail Describes nearly the same job, smaller audience 49 users ★ 3.5
  5. Codeit Sprint OTP Auto Focus Describes nearly the same job, smaller audience 14 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?

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

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.