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Rosetta Stone vs Duolingo

Rosetta Stone logo

Rosetta Stone

Software

Learn languages through immersion

From
$13.25/month
Rated
-
Full reviewWebsite
Duolingo logo

Duolingo

Software

Learn a language for free, forever

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Duolingo has a free tier, so it costs nothing to try first.
  • Each has a real cost: Rosetta Stone monthly plan is 19.99 USD/month; annual plan is 159.00 USD/year (13.25 USD/month equivalent); Duolingo free tier includes ads and energy-based hearts system limiting daily practice without paying
  • They diverge on capability: Rosetta Stone covers Immersive learning, Duolingo covers 40+ languages.

Where they differ

Only the attributes on which Rosetta Stone and Duolingo actually diverge.

Attributes where Rosetta Stone and Duolingo differ
AttributeRosetta StoneDuolingo
Starting price$13.25/monthFree
Free tierNoYes
PlatformsWeb, iOS, AndroidiOS, Android, Web
Founded19922011

Identical on both: pricing model (Unknown), 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 Rosetta Stone

  • Immersive learning
  • Speech recognition
  • TruAccent
  • Live tutoring
  • Phrasebook
  • Audio companion
  • Mobile apps
  • Enterprise SSO

Only in Duolingo

  • 40+ languages
  • Gamification
  • Streaks
  • Leaderboards
  • Podcasts
  • Speaking exercises
  • AI tutor
  • Google Classroom

Both cover

  • Stories
  • Web support
  • IOS support
  • Android support

What people use each for

The jobs each tool is most often brought in to do.

Rosetta Stone

  • Language learning across 25+ languages with immersive methodnot Duolingo
  • Speech recognition practice via TruAccent toolnot Duolingo
  • Conversational fluency building through Chat Missionsnot Duolingo
  • Custom learning materials creation with Sapphire Studionot Duolingo
  • Professional and personal development language acquisitionnot Duolingo

Duolingo

  • Language learningnot Rosetta Stone
  • Travel preparationnot Rosetta Stone
  • Career developmentnot Rosetta Stone
  • Cultural explorationnot Rosetta Stone

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Rosetta Stone

  • Monthly plan is 19.99 USD/month; annual plan is 159.00 USD/year (13.25 USD/month equivalent)

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

Rosetta Stone

$13.25/month

No published plan breakdown. See the Rosetta Stone review.

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 Rosetta Stone if

  • You need immersive learning.
  • You work on Web, iOS, Android.
  • You also want speech recognition.
Rosetta Stone review

Choose Duolingo if

  • You need 40+ languages.
  • You want to start without paying.
  • You work on iOS, Android, Web.
  • You also want gamification.
Duolingo review

Questions people ask

Is Rosetta Stone or Duolingo better?
Neither clearly leads. Rosetta Stone starts at $13.25/month and Duolingo at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Rosetta Stone or Duolingo?
Duolingo has a free tier; the other does not. Paid plans start at $13.25/month for Rosetta Stone and Free for Duolingo.
Does Rosetta Stone or Duolingo run on more platforms?
Rosetta Stone runs on Web, iOS, Android. Duolingo runs on iOS, Android, Web.
Can I use Duolingo for free?
Yes. Duolingo has a free tier, so you can try it without paying. Rosetta Stone starts at $13.25/month.
What is Rosetta Stone best used for?
Rosetta Stone is most often used for language learning across 25+ languages with immersive method, speech recognition practice via truaccent tool, conversational fluency building through chat missions, custom learning materials creation with sapphire studio. Of those, language learning across 25+ languages with immersive method and speech recognition practice via truaccent tool are not what Duolingo is typically brought in for.
What can Rosetta Stone do that Duolingo cannot?
Rosetta Stone covers Immersive learning, Speech recognition, TruAccent, Live tutoring. Duolingo covers 40+ languages, Gamification, Streaks, Leaderboards. Both handle Stories, Web support, IOS support, Android support.

Answered from the vendors’ own pages

Duolingo: 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.

Source
Duolingo: 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.

Source
Duolingo: 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.

Source
Duolingo: 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
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