Ext Ops Panel
Open the app

Echo404: Share Your Voice on 404 Pages

Chrome extension by wangyaozhiyz · Lifestyle · Fun

A Chrome extension in Lifestyle · Fun with 7 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 1 screenshot

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

Users
7
Rating
not rated yet
Users, last 17 days
-2
Version
0.0.6
Updated in the store
2025-01-21
Published
2025-01-17
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
-2 since 31.08
0-9 · 8 readings
  1. 2026-08-319
  2. 2026-09-040
  3. 2026-09-057
  4. 2026-09-074
  5. 2026-09-086
  6. 2026-09-095
  7. 2026-09-157
  8. 2026-09-167
Users
-2 since 31.08
0-9 · 8 readings
  1. 2026-08-319
  2. 2026-09-040
  3. 2026-09-057
  4. 2026-09-074
  5. 2026-09-086
  6. 2026-09-095
  7. 2026-09-157
  8. 2026-09-167

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.

  • Watch the network requests your browser makes webRequest
  • 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

wangyaozhiyz publishes 4 listings we track, 999 users between them. Listed website: echo404.xyz.

  1. Recap: Smart Split and Summarize with ChatGPT wangyaozhiyz · Productivity · Workflow · published 2023-04-09 656 users ★ 1.7
  2. ChatGPT Sugar: Make Your ChatGPT Sweeter wangyaozhiyz · Productivity · Tools · published 2024-01-02 311 users ★ 5.0
  3. ChatGPT Prompt History wangyaozhiyz · Productivity · Workflow · published 2023-06-05 25 users ★ 3.0

Like this one

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

  1. WebEcho Describes nearly the same job, smaller audience 7 users
  2. Corners of Internet Describes nearly the same job, smaller audience 400 users ★ 4.9
  3. 404 Redirect Describes nearly the same job, smaller audience 24 users
  4. 404Found Describes nearly the same job, smaller audience 4 users
  5. urlings Describes nearly the same job, smaller audience 13 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.