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Key Detector – Musical Key & BPM Finder

Chrome extension by zambrahhhh · Productivity · Tools

  • Featured
  • Established publisher

A Chrome extension in Productivity · Tools with 2 000 users, a small but real audience.

Specific sites only: 3 match patterns.

What the developer says, and 5 screenshots

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

Users
2 000
Rating
4.3 (11 ratings)
Users, last 14 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
1.6.8.5
Updated in the store
2026-09-11
Published
2026-03-08
Manifest
V3
Browser access
5 permissions, 3 site patterns

How it has moved

Users
unchanged since 01.09
2k · 2 readings
2026-09-12: released 1.6.8.5
  1. 2026-09-012k
  2. 2026-09-142k
Rating
unchanged since 01.09
reviewsrating 4.27 · 2 readings
2026-09-12: released 1.6.8.5
  1. 2026-09-01reviews11rating4.27
  2. 2026-09-14reviews11rating4.27
Users
unchanged since 01.09
2k · 2 readings
2026-09-12: released 1.6.8.5
  1. 2026-09-012k
  2. 2026-09-142k
Rating
unchanged since 01.09
reviewsrating 4.27 · 2 readings
2026-09-12: released 1.6.8.5
  1. 2026-09-01reviews11rating4.27
  2. 2026-09-14reviews11rating4.27

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

Specific sites only: 3 match patterns.

  • *://*.youtube.com/*
  • *://*.youtu.be/*
  • https://extensionpay.com/*
  • 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
  • Open a panel beside the page sidePanel
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.6.8.5

What changed recently

  1. Package size changed
  2. Store description rewritten
  3. Released version 1.6.8.5 (was 1.6.8.1c)

The publisher

zambrahhhh. Listed website: keydetector.site.

Like this one

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

  1. Song Key Finder Describes nearly the same job, smaller audience 294 users ★ 5.0
  2. BPM & Key Finder — Song Key & Tempo Detector Describes nearly the same job, smaller audience 17 users
  3. BPM & Key Finder — RysUpAudio Describes nearly the same job, smaller audience 135 users
  4. Tune KEY Describes nearly the same job, smaller audience 10 users ★ 5.0
  5. bpm-key-finder Describes nearly the same job, smaller audience 485 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.