Extension Tracker

Cairn - YouTube Course Tracker

13 users No ratings yet Last updated 16 Sep 2026

By Chaimantec Live in the Chrome Web Store ipoiephjmljacojnhacbkbfbelicifim Last checked 27 Sep 2026, 03:23 UTC

The listing

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

Finally finish YouTube courses. Auto-track lectures from Stanford CS, MIT OCW, and any playlist. Sync across devices.Summary from the listing
Developer
Chaimantec
Category
Productivity › Education
First published
28 Apr 2026
Last updated
16 Sep 2026
Version
1.4.0
Size
239 KiB
Minimum Chrome
88
Languages
1 language

English

Website
cairnstudy.com
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
2026-09-2713––
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#138,609
by users, of 264,703 extensions
In its category
#5,113
of 11,063 in Education

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
  • *://*.youtube.com/*youtube.com and its subdomains
  • https://accounts.google.com/*accounts.google.com
Sites where it runs scripts
  • *://*.youtube.com/*youtube.com and its subdomains
Browser features
  • identitySign you in with your Google account
  • sidePanelShow a side panel
  • storageSave settings and data in your browser
  • tabsRead the addresses and titles of your tabs
  • unlimitedStorageStore more data than the usual limit

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Kokoro Speak269 3.333 Accessibility
All 2 extensions by Chaimantec →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 27 Sep 2026, 03:23 UTC; next check around 9 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Cairn - YouTube Course Tracker” (ipoiephjmljacojnhacbkbfbelicifim). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/ipoiephjmljacojnhacbkbfbelicifim. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_ipoiephjmljacojnhacbkbfbelicifim,
  title   = {Cairn - YouTube Course Tracker (ipoiephjmljacojnhacbkbfbelicifim)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/ipoiephjmljacojnhacbkbfbelicifim},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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