Extension Tracker

Key Detector – Musical Key & BPM Finder

3,000 users Rated 4.27 from 11 ratings Last updated 16 Sep 2026

By zambrahhhh Live in the Chrome Web Store plpajfojpafmamfkdajpllmmmldlnleo Last checked 27 Sep 2026, 07:40 UTC

The listing

What the Chrome Web Store shows, as of the last check

Find musical key and BPM, practice with an interactive piano, and transpose YouTube with Pro. Analyze audio on your device.Summary from the listing
Developer
zambrahhhh
Trader status
Not declared a trader under EU law
Category
Productivity › Tools
First published
8 Mar 2026
Last updated
16 Sep 2026
Version
1.6.8.6
Size
410 KiB
Minimum Chrome
116
Languages
3 languages

English, español, português (Brasil)

Website
keydetector.site
Support page
https://buymeacoffee.com/zambrahhhh
Open in the Chrome Web Store ↗ View the code or download the CRX in CRX Viewer ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-273,0004.2711
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#12,549
by users, of 264,704 extensions
In its category
#3,026
of 103,503 in Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Sites
  • *://*.youtu.be/*youtu.be and its subdomains
  • *://*.youtube.com/*youtube.com and its subdomains
  • https://extensionpay.com/*extensionpay.com
Sites where it runs scripts
  • *://*.youtu.be/*youtu.be and its subdomains
  • *://*.youtube.com/*youtube.com and its subdomains
  • https://extensionpay.com/*extensionpay.com
Browser features
  • activeTabThe tab you're on, only after you click the extension
  • scriptingRun scripts on sites it can reach
  • sidePanelShow a side panel
  • storageSave settings and data in your browser
  • tabCaptureCapture video and sound from tabs

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 27 Sep 2026, 07:40 UTC; next check around 3 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Key Detector – Musical Key & BPM Finder” (plpajfojpafmamfkdajpllmmmldlnleo). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/plpajfojpafmamfkdajpllmmmldlnleo. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_plpajfojpafmamfkdajpllmmmldlnleo,
  title   = {Key Detector – Musical Key & BPM Finder (plpajfojpafmamfkdajpllmmmldlnleo)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/plpajfojpafmamfkdajpllmmmldlnleo},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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