Extension Tracker

Rubi – Vocaloid & Vocal Synth Lyrics, Karaoke for YouTube

2 users No ratings yet Last updated 9 Nov 2026

By KaikiMAX Live in the Chrome Web Store bfffpncabkcmijdbknopjomlnlbdokog Search Google ↗ Last checked 10 Nov 2026, 05:33 UTC

The listing

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

Vocaloid, UTAU & Synthesizer V lyrics on YouTube: Japanese, romaji, English, synced karaoke-style. Sync any song, share to LRCLIB.Summary from the listing
Developer
KaikiMAX
Enhanced Safe Browsing
Not trusted. What this means →
Category
Lifestyle › Entertainment
First published
8 Nov 2026
Last updated
9 Nov 2026
Version
1.5.4
Size
154 KiB
Minimum Chrome
88
Languages
5 languages

English, 中文（中国）, 中文（台灣）, 日本語, 한국어

Website
https://rubi-lyrics.vercel.app/
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store

The Chrome Web Store has shown a user count on one check so far. The chart appears after the second.

Show the numbers
CheckedUsersRatingRatings
2026-11-102––
2026-11-09–––
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#250,052
by users, of 292,131 extensions
In its category
#6,225
of 7,171 in Entertainment

What changed

Every change found on a check, newest first

  1. New version 1.5.4, replacing 1.4.0.

    Renamed from “Rubi” to “Rubi – Vocaloid & Vocal Synth Lyrics, Karaoke for YouTube”.

    The summary on the listing changed.

    Now listed in 5 languages, from 1.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 9 Nov 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Sites
  • https://genius.com/*genius.com
  • https://lrclib.net/*lrclib.net
  • https://music.youtube.com/*music.youtube.com
  • https://vocadb.net/*vocadb.net
  • https://vocaloidlyrics.miraheze.org/*vocaloidlyrics.miraheze.org
  • https://www.youtube.com/*www.youtube.com
Sites where it runs scripts
  • https://music.youtube.com/*music.youtube.com
  • https://www.youtube.com/*www.youtube.com
Browser features
  • alarmsRun tasks on a schedule
  • storageSave settings and data in your browser
  • unlimitedStorageStore more data than the usual limit

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Skipurr: Video Rewind, Fast-Forward & Pause778 4.2010 Entertainment
Fullscreen Video Zoom42 5.001 Tools
Instagram JustWatched22 5.001 Communication
All 4 extensions by KaikiMAX →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 10 Nov 2026, 05:33 UTC; next check around 15 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Rubi – Vocaloid & Vocal Synth Lyrics, Karaoke for YouTube” (bfffpncabkcmijdbknopjomlnlbdokog). Chrome Web Store data, last checked 2026-11-10. https://extensiontracker.com/extension/bfffpncabkcmijdbknopjomlnlbdokog. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_bfffpncabkcmijdbknopjomlnlbdokog,
  title   = {Rubi – Vocaloid & Vocal Synth Lyrics, Karaoke for YouTube (bfffpncabkcmijdbknopjomlnlbdokog)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-10},
  url     = {https://extensiontracker.com/extension/bfffpncabkcmijdbknopjomlnlbdokog},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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