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Coprepaste — Redact PII before pasting into AI

Chrome extension by simplyalec · Productivity · Tools

A Chrome extension in Productivity · Tools with 3 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
3
Rating
not rated yet
Users, last 15 days
unchanged
Version
0.1.0
Updated in the store
2026-04-28
Published
2026-04-28
Manifest
V3
Browser access
6 permissions, 1 site pattern

How it has moved

Users
unchanged since 31.08
3-4 · 8 readings
  1. 2026-08-313
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-054
  5. 2026-09-063
  6. 2026-09-084
  7. 2026-09-093
  8. 2026-09-143
Users
unchanged since 31.08
3-4 · 8 readings
  1. 2026-08-313
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-054
  5. 2026-09-063
  6. 2026-09-084
  7. 2026-09-093
  8. 2026-09-143

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.

  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Put data on your clipboard clipboardWrite
Show the remaining 3
  • Run work in a hidden page offscreen
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

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

The publisher

simplyalec.

Like this one

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

  1. LogosGuard - AI Privacy Filter Describes nearly the same job, smaller audience 17 users ★ 5.0
  2. PrivacyScrubber — PII Redaction for AI Chats Describes nearly the same job, smaller audience 86 users ★ 5.0
  3. Redactify for ChatGPT, Gemini etc. Describes nearly the same job, smaller audience 3 users
  4. Paste Shield (beta) - Lightweight DLP Describes nearly the same job, smaller audience 7 users
  5. Redacto Describes nearly the same job, smaller audience 79 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.

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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.