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Cortana AI

Chrome extension by Matei · Productivity · Tools

  • Established publisher

A Chrome extension in Productivity · Tools with 279 users, barely installed. Audience over the last 30 days: +51.

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

What the developer says, and 5 screenshots

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

Users
279
Rating
5.0 (1 ratings)
Users, last 30 days
+51
Rating, last 30 days
Steady over 30 days
Version
4.34
Updated in the store
2026-09-25
Published
2025-11-28
Manifest
V3
Browser access
12 permissions, 5 site patterns

How it has moved

Users
+51 since 04.09
228-279 · 13 readings
2026-09-07: released 4.302026-09-11: released 4.312026-09-14: released 4.322026-09-16: released 4.332026-09-25: released 4.34
  1. 2026-09-05237
  2. 2026-09-06240
  3. 2026-09-08243
  4. 2026-09-09244
  5. 2026-09-13248
  6. 2026-09-15246
  7. 2026-09-16253released 4.33
  8. 2026-09-20257
  9. 2026-09-21261
  10. 2026-09-25266released 4.34
  11. 2026-09-27264
  12. 2026-09-28268
  13. 2026-10-04279
Rating
unchanged since 04.09
reviewsrating 5.00 · 13 readings
2026-09-07: released 4.302026-09-11: released 4.312026-09-14: released 4.322026-09-16: released 4.332026-09-25: released 4.34
  1. 2026-09-05reviews1rating5.00
  2. 2026-09-06reviews1rating5.00
  3. 2026-09-08reviews1rating5.00
  4. 2026-09-09reviews1rating5.00
  5. 2026-09-13reviews1rating5.00
  6. 2026-09-15reviews1rating5.00
  7. 2026-09-16reviews1rating5.00released 4.33
  8. 2026-09-20reviews1rating5.00
  9. 2026-09-21reviews1rating5.00
  10. 2026-09-25reviews1rating5.00released 4.34
  11. 2026-09-27reviews1rating5.00
  12. 2026-09-28reviews1rating5.00
  13. 2026-10-04reviews1rating5.00
Users
+66 since 31.08
213-279 · 16 readings
2026-09-03: released 4.292026-09-07: released 4.302026-09-11: released 4.312026-09-14: released 4.322026-09-16: released 4.332026-09-25: released 4.34
  1. 2026-08-31213
  2. 2026-09-02223
  3. 2026-09-03228released 4.29
  4. 2026-09-05237
  5. 2026-09-06240
  6. 2026-09-08243
  7. 2026-09-09244
  8. 2026-09-13248
  9. 2026-09-15246
  10. 2026-09-16253released 4.33
  11. 2026-09-20257
  12. 2026-09-21261
  13. 2026-09-25266released 4.34
  14. 2026-09-27264
  15. 2026-09-28268
  16. 2026-10-04279
Rating
unchanged since 31.08
reviewsrating 5.00 · 16 readings
2026-09-03: released 4.292026-09-07: released 4.302026-09-11: released 4.312026-09-14: released 4.322026-09-16: released 4.332026-09-25: released 4.34
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-02reviews1rating5.00
  3. 2026-09-03reviews1rating5.00released 4.29
  4. 2026-09-05reviews1rating5.00
  5. 2026-09-06reviews1rating5.00
  6. 2026-09-08reviews1rating5.00
  7. 2026-09-09reviews1rating5.00
  8. 2026-09-13reviews1rating5.00
  9. 2026-09-15reviews1rating5.00
  10. 2026-09-16reviews1rating5.00released 4.33
  11. 2026-09-20reviews1rating5.00
  12. 2026-09-21reviews1rating5.00
  13. 2026-09-25reviews1rating5.00released 4.34
  14. 2026-09-27reviews1rating5.00
  15. 2026-09-28reviews1rating5.00
  16. 2026-10-04reviews1rating5.00

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.

  • Read and change cookies on the sites it can access cookies
  • Attach to pages the way developer tools do debugger
  • See the address and title of every tab you have open tabs
Show the remaining 9
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Schedule work to run later alarms
  • Add items to the right-click menu contextMenus
  • Show you notifications notifications
  • Run work in a hidden page offscreen
  • Open a panel beside the page sidePanel
  • Store data in your browser storage
  • Organise your tabs into groups tabGroups

The full permission history for this extension

Version history

  1. Version 4.34
  2. Version 4.33
  3. Version 4.32
Show the remaining 3
  1. Version 4.31
  2. Version 4.30
  3. Version 4.29

What changed recently

  1. Released version 4.34 (was 4.33)
  2. Released version 4.33 (was 4.32)
  3. Released version 4.32 (was 4.31)
Show the remaining 4
  1. Package size changed
  2. Released version 4.31 (was 4.30)
  3. Released version 4.30 (was 4.29)
  4. Released version 4.29 (was 4.28)

The publisher

Matei. Listed website: usecortana.ai.

Like this one

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

  1. Cloud37 Describes nearly the same job, smaller audience 65 users ★ 5.0
  2. Callix — Ad Account Overlay Describes nearly the same job, smaller audience 53 users ★ 5.0
  3. Tactycs Chrome Extension Describes nearly the same job, smaller audience 46 users ★ 5.0
  4. VibeGrow Describes nearly the same job, smaller audience 1 users (last published figure)
  5. RevTec Digital Channels Describes nearly the same job, smaller audience 35 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.

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.