Overview
Finally finish YouTube courses. Auto-track lectures from Stanford CS, MIT OCW, and any playlist. Sync across devices.
Cairn is a Chrome extension for people working through university lecture series on YouTube — Stanford CS, MIT OCW, and the rest. — Tracks your progress automatically, to the second. No buttons to click. — Syncs across devices when you sign in with Google. — Shows short notes left by other learners at the exact moment they posted them. — Notes are anchored to a second in the lecture, not threaded into a chat. — Anonymous nicknames. — Community-curated course catalog. — Anyone can add a course from YouTube playlist. — Works fully offline as a guest. Migrate to an account later.
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Details
- Version1.1.0
- UpdatedMay 3, 2026
- Size107KiB
- LanguagesEnglish
- DeveloperWebsite
Email
support@chaimantec.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
Cairn - YouTube Course Tracker has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.
Cairn - YouTube Course Tracker handles the following:
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes