Key takeaways
- Harvard offers many free online courses via edX and Harvard Online.
- Popular free picks: CS50, data science, and business/health topics.
- You can audit free; a verified certificate has a fee.
- World-class content, open to anyone, at your own pace.
- Related: Harvard CS50 free course and best free AI courses for students.

Harvard free online courses
| Course | Topic | Certificate |
|---|---|---|
| CS50 | Computer science | Free/paid |
| Data Science | Stats + R | Audit free |
| Business/Health | Various | Audit free |
Courses Details
Sponsored By Harvard University
Country: United States of America (USA)
No. of Courses: 100 Online Free Courses
Duration: Minimum 2 weeks to 12 weeks
fields
Art & Design
Business
Computer Science
Data Science
Education & Teaching
Health & Medicine
Humanities
Mathematics
Programming
Science
Social Sciences
Frequently asked questions
Does Harvard offer free online courses?
Yes. Harvard offers many free courses through edX and Harvard Online, including the famous CS50, data science, and business and health topics — free to audit.
Are Harvard's free courses really free?
The course content is free to audit. A verified certificate you can share carries a fee, but you can learn everything without paying.
What is the most popular Harvard free course?
CS50, Harvard's introduction to computer science, is the most popular — free, beginner-friendly, and highly respected worldwide.
Do Harvard free courses give a certificate?
You can earn a certificate for a fee on edX. Auditing is free but usually doesn't include the verified certificate.
Are Harvard online courses worth it?
Yes — you get genuine Harvard course material for free, which is excellent for learning. For a credential on your CV, the paid certificate adds verification.
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