Software · head to head
Udemy vs Duolingo
The short version
- Each has a real cost: Udemy course quality varies significantly as Udemy allows anyone to create and sell courses without vetting; Duolingo free tier includes ads and energy-based hearts system limiting daily practice without paying
- They diverge on capability: Udemy covers Video courses, Duolingo covers 40+ languages.
Where they differ
Only the attributes on which Udemy and Duolingo actually diverge.
Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), user rating (Not yet rated), category (Unknown).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Udemy
- Video courses
- Quizzes
- Assignments
- Certificates
- Mobile learning
- Offline viewing
- Q&A
- Reviews
Only in Duolingo
- 40+ languages
- Gamification
- Streaks
- Leaderboards
- Stories
- Podcasts
- Speaking exercises
- AI tutor
Both cover
- API
- Web support
- IOS support
- Android support
What people use each for
The jobs each tool is most often brought in to do.
Udemy
- Skill buildingnot Duolingo
- Career transitionnot Duolingo
- Professional developmentnot Duolingo
- Team trainingnot Duolingo
Duolingo
- Language learningnot Udemy
- Travel preparationnot Udemy
- Career developmentnot Udemy
- Cultural explorationnot Udemy
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Udemy
- Course quality varies significantly as Udemy allows anyone to create and sell courses without vetting
- No formal credentials or degrees offered, unlike Coursera and edX which offer institution-branded certificates
- Courses are self-paced with no instructor interaction or support, making structured learning difficult for some students
Duolingo
- Free tier includes ads and energy-based hearts system limiting daily practice without paying
- Gamification focus may appeal to casual learners but lacks depth for serious language study beyond conversational basics
- Limited to short, bite-sized lessons without extensive grammar explanations or cultural context
Pricing, plan by plan
Udemy
Free- Personal$19/month
- 11,000+ courses access
- Team$360/year
- For 5-20 people
Duolingo
Free- FreeFree
- All language courses
- Ad-supported
- Limited hearts (5-heart system)
- Super$12.99/month
- Ad-free
- Unlimited hearts
- Extra practice tools
- Super Family$119.99/year
- Up to 6 users
- All Super features
- Family group
- Max$null/mo
- All Super features
- Video Call with Lily
- Roleplay scenarios
Which should you pick?
Choose Udemy if
- You need video courses.
- You want to start without paying.
- You work on Web, iOS, Android.
- You also want quizzes.
Choose Duolingo if
- You need 40+ languages.
- You want to start without paying.
- You work on iOS, Android, Web.
- You also want gamification.
Questions people ask
- Is Udemy or Duolingo better?
- Neither clearly leads. Udemy starts at Free and Duolingo at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Udemy or Duolingo?
- Udemy starts at Free and Duolingo at Free.
- Does Udemy or Duolingo run on more platforms?
- Udemy runs on Web, iOS, Android. Duolingo runs on iOS, Android, Web.
- Can I use Udemy for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Udemy best used for?
- Udemy is most often used for skill building, career transition, professional development, team training. Of those, skill building and career transition are not what Duolingo is typically brought in for.
- What can Udemy do that Duolingo cannot?
- Udemy covers Video courses, Quizzes, Assignments, Certificates. Duolingo covers 40+ languages, Gamification, Streaks, Leaderboards. Both handle API, Web support, IOS support, Android support.
Answered from the vendors’ own pages
Udemy: Does Udemy offer team/business pricing?
Yes, Udemy's Team plan costs $360 per user annually for groups of 5 to 20 people, in addition to individual Personal plan at $19/month.
SourceDuolingo: What is Duolingo's pricing model?
Duolingo offers free tier with ads and limited features, Super Duolingo at $12.99/month (ad-free, unlimited hearts, extra practice), Super Family at ~$119.99/year for up to 6 users, and Duolingo Max with AI features like Video Call and Roleplay.
SourceDuolingo: Is Duolingo effective for language learning?
Duolingo has 135+ million monthly active users as of Q3 2025, making it the world's most widely used language-learning app. Its gamified approach and free tier have driven massive adoption.
SourceDuolingo: What AI features does Duolingo Max include?
Duolingo Max includes Video Call for conversation practice with AI character Lily and Roleplay for scenario-based speaking practice. As of January 2026, Explain My Answer became free for all users.
SourceDuolingo: Does Duolingo work offline?
Duolingo is primarily online, though it may offer limited offline lesson downloads on some platforms. Full features require internet connection.
Source