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ReviewsEvery learning listing, ranked by how free it really is
14 verified · 6 truly free · sorted by Free Score.
Khan Academy
You getThe full curriculum: math K through calculus, science, economics, history
freeCodeCamp
You getThousands of hours of coding curriculum
SAVES $10,000+Wikipedia
You getThe largest encyclopedia ever created, in 300+ languages
SAVES $0MIT OpenCourseWare
You getLecture videos, notes, and exams from thousands of MIT courses
CS50 (Harvard)
You getEvery lecture, in full production quality
Google Digital Garage
You getCourses on digital marketing, data analytics, AI, and career skills
SAVES $200Anki
You getThe full desktop app on Windows, macOS and Linux
$5 valueCoursera
You getFull video lectures on many courses via 'audit' mode
$49+ valueedX
You getAudit-track access to lectures and materials on many courses
$50 valueCodecademy
You getA set of genuinely free beginner courses (Python, JavaScript, HTML/CSS and more)
Duolingo
You getAll course content in every language
Udemy
You getThousands of free courses across many topics
$10 valueLinkedIn Learning
You getA one-month trial of the full library — card required
$20 valueSkillshare
You getNothing without entering a card — the 'free' is a trial of the full library
$100+/year valueCompare the free tiers
Every learning listing, answering the same questions. Values are deliberately qualitative — exact allowances change too often to publish honestly.
| Service | Card required | Full course content | Graded work | Certificate | Access expires | Ads |
|---|---|---|---|---|---|---|
| Khan Academy | No | Yes | Yes | None offered | Never | No |
| freeCodeCamp | No | Yes | Yes | Free | Never | No |
| Wikipedia | No | Yes | None offered | None offered | Never | No |
| MIT OpenCourseWare | No | Yes | None offered | None offered | Never | No |
| CS50 (Harvard) | No | Yes | Yes | Paid only | Never | No |
| Google Digital Garage | No | Yes | Yes | Free | Never | No |
| Anki | No | Yes | Yes | None offered | Never | No |
| Coursera | No | Partial | Paid only | Paid only | Never | No |
| edX | No | Partial | Paid only | Paid only | On a schedule | No |
| Codecademy | No | Partial | Paid only | Paid only | Never | No |
| Duolingo | No | Yes | Yes | None offered | Never | Yes |
| Udemy | No | Partial | None offered | Paid only | Never | No |
| LinkedIn Learning | Yes | Trial only | None offered | Paid only | End of trial | No |
| Skillshare | Yes | Trial only | None offered | None offered | End of trial | No |