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Key Changer

Chrome extension · Productivity · Tools

A Chrome extension in Productivity · Tools with 239 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 5 screenshots

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

Users
239
Rating
5.0 (4 ratings)
Users, last 26 days
+239
Rating, last 30 days
Not watched long enough to say
Version
1.1.15
Updated in the store
2026-11-06
Published
2026-10-17
Manifest
V3
Browser access
5 permissions, 1 site pattern

How it has moved

Users
+239 since 18.10
0-239 · 20 readings
2026-10-18: appeared in the store2026-10-27: released 0.1.12026-10-30: released 1.0.02026-11-06: released 1.1.15
  1. 2026-10-180appeared in the store
  2. 2026-10-195
  3. 2026-10-2011
  4. 2026-10-2116
  5. 2026-10-2222
  6. 2026-10-2332
  7. 2026-10-2439
  8. 2026-10-2565
  9. 2026-10-2879
  10. 2026-10-2986
  11. 2026-10-3094released 1.0.0
  12. 2026-11-01110
  13. 2026-11-04149
  14. 2026-11-06174released 1.1.15
  15. 2026-11-07182
  16. 2026-11-08191
  17. 2026-11-09207
  18. 2026-11-10222
  19. 2026-11-11239
  20. 2026-11-12239
Rating
+5.00 since 18.10
reviewsrating 0.00-5.00 · 20 readings
2026-10-18: appeared in the store2026-10-27: released 0.1.12026-10-30: released 1.0.02026-11-06: released 1.1.15
  1. 2026-10-18reviews0rating0.00appeared in the store
  2. 2026-10-19reviews0rating0.00
  3. 2026-10-20reviews0rating0.00
  4. 2026-10-21reviews0rating0.00
  5. 2026-10-22reviews0rating0.00
  6. 2026-10-23reviews0rating0.00
  7. 2026-10-24reviews0rating0.00
  8. 2026-10-25reviews0rating0.00
  9. 2026-10-28reviews0rating0.00
  10. 2026-10-29reviews0rating0.00
  11. 2026-10-30reviews1rating5.00released 1.0.0
  12. 2026-11-01reviews3rating5.00
  13. 2026-11-04reviews4rating5.00
  14. 2026-11-06reviews4rating5.00released 1.1.15
  15. 2026-11-07reviews4rating5.00
  16. 2026-11-08reviews4rating5.00
  17. 2026-11-09reviews4rating5.00
  18. 2026-11-10reviews4rating5.00
  19. 2026-11-11reviews4rating5.00
  20. 2026-11-12reviews4rating5.00
Users
+239 since 18.10
0-239 · 20 readings
2026-10-18: appeared in the store2026-10-27: released 0.1.12026-10-30: released 1.0.02026-11-06: released 1.1.15
  1. 2026-10-180appeared in the store
  2. 2026-10-195
  3. 2026-10-2011
  4. 2026-10-2116
  5. 2026-10-2222
  6. 2026-10-2332
  7. 2026-10-2439
  8. 2026-10-2565
  9. 2026-10-2879
  10. 2026-10-2986
  11. 2026-10-3094released 1.0.0
  12. 2026-11-01110
  13. 2026-11-04149
  14. 2026-11-06174released 1.1.15
  15. 2026-11-07182
  16. 2026-11-08191
  17. 2026-11-09207
  18. 2026-11-10222
  19. 2026-11-11239
  20. 2026-11-12239
Rating
+5.00 since 18.10
reviewsrating 0.00-5.00 · 20 readings
2026-10-18: appeared in the store2026-10-27: released 0.1.12026-10-30: released 1.0.02026-11-06: released 1.1.15
  1. 2026-10-18reviews0rating0.00appeared in the store
  2. 2026-10-19reviews0rating0.00
  3. 2026-10-20reviews0rating0.00
  4. 2026-10-21reviews0rating0.00
  5. 2026-10-22reviews0rating0.00
  6. 2026-10-23reviews0rating0.00
  7. 2026-10-24reviews0rating0.00
  8. 2026-10-25reviews0rating0.00
  9. 2026-10-28reviews0rating0.00
  10. 2026-10-29reviews0rating0.00
  11. 2026-10-30reviews1rating5.00released 1.0.0
  12. 2026-11-01reviews3rating5.00
  13. 2026-11-04reviews4rating5.00
  14. 2026-11-06reviews4rating5.00released 1.1.15
  15. 2026-11-07reviews4rating5.00
  16. 2026-11-08reviews4rating5.00
  17. 2026-11-09reviews4rating5.00
  18. 2026-11-10reviews4rating5.00
  19. 2026-11-11reviews4rating5.00
  20. 2026-11-12reviews4rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times 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.

  • Capture the contents of a tab tabCapture
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 2

The full permission history for this extension

Version history

  1. Version 1.1.15
  2. Version 1.0.0
  3. Version 0.1.1

What changed recently

  1. Package size changed
  2. Released version 1.1.15 (was 1.0.0)
  3. Package size changed
Show the remaining 6
  1. Released version 1.0.0 (was 0.1.1)
  2. Package size changed
  3. Store description rewritten
  4. Released version 0.1.1 (was 0.1.0)
  5. Store badges changed
  6. Appeared in the store

Like this one

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

  1. Key Changer Describes nearly the same job, smaller audience 350 users
  2. TuneShift - Pitch & Key Changer for YouTube Describes nearly the same job, smaller audience 14 users
  3. Tunnie - Pitch Changer, Equalizer, BPM & Key Detection Describes nearly the same job, smaller audience 782 users ★ 3.7
  4. Pitch Please Describes nearly the same job, smaller audience 3 users
  5. Pitch Shift, Transpose Key & Speed Control for YouTube – KeyPitch Describes nearly the same job, with an established audience 10k users ★ 4.9

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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The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/fhomhcphchfjgidmefjjbhnkdoblgcpj/badge.svg)](https://extops.dev/extensions/fhomhcphchfjgidmefjjbhnkdoblgcpj)

HTML

<a href="https://extops.dev/extensions/fhomhcphchfjgidmefjjbhnkdoblgcpj"><img src="https://extops.dev/extensions/fhomhcphchfjgidmefjjbhnkdoblgcpj/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-11. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built