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Head-to-head · Language Learning Apps

Duolingo vs SuperMemo

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Duolingo #1 in Language Learning Apps 9.4/10 Free plan · 14-day trial Free planFree trial✓ 5 of 5 features Visit Duolingo
SuperMemo #7 in Language Learning Apps 8.7/10 Free plan · 30-day trial Free planFree trial✓ 5 of 5 features Visit SuperMemo

Duolingo leads on 0 checks, SuperMemo on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDuolingo · 9.4/10
  • Free planboth
  • Free trialboth

Duolingo scores higher on our rubric for language learning apps: 9.4 against 8.7 out of 10; our editors rank them #1 and #7.

Duolingo is the better fit for beginners seeking the strongest free mainstream option. SuperMemo is the better fit for serious learners who value proven depth.

  • Duolingo fits best

    Beginners seeking the strongest free mainstream option

  • SuperMemo fits best

    Serious learners who value proven depth

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Side by side

Feature Duolingo 9.4/10 Visit ↗ SuperMemo 8.7/10 Visit ↗
At a glance
Editor score 9.4 8.7
Ranking #1 in Language Learning Apps #7 in Language Learning Apps
Best for Beginners seeking the strongest free mainstream option Serious learners who value proven depth
Pricing model Free plan + paid Free plan + paid
Starting price Free plan · 14-day trial 359 PLN/yr
Free plan ✓ ✓
Free trial 14 days 30 days
Free trial length 14 days 30 days
Deployment Cloud, Mobile Cloud, Desktop, Mobile
Platforms Web, macOS, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Features Duolingo 5/5 · SuperMemo 5/5
Offline lessons ✓ ✓
Speech practice ✓ ✓
Placement test ✓ ✓
Personalized review ✓ ✓
Mobile apps ✓ ✓
Specs
Languages offered Not checked yet 25
Our review
Pros
  • Free access includes bite-sized lessons across reading, writing, listening, and speaking.
  • Placement testing and personalized review help tailor practice to learner progress.
  • Offline mobile lessons, stories, DuoRadio, and speech exercises broaden practice.
  • Adaptive spaced repetition with configurable learning plans
  • Speech practice, AI conversation, and placement tests
  • Offline mobile lessons across web, desktop, and mobile apps
Cons
  • The Free plan includes advertising.
  • AI conversation features require the Duolingo Max plan.
  • Offline lesson access is limited to the mobile app experience.
  • Premium access starts at 35.99 PLN per month
  • The 30-day Premium trial converts to paid unless cancelled
  • Its broad course depth may feel involved for casual learners
Our verdict

Duolingo is a self-paced language-learning website and mobile app for learners building skills in reading, writing, listening, speaking, vocabulary, and grammar. Its short interactive lessons combine practice with progress tracking,…

Read the review →

SuperMemo is a language-learning platform for individual learners who want structured courses, adaptive review, and measurable progress. Its nearly 300 courses cover 25 languages, with material spanning vocabulary, grammar, pronunciation,…

Read the review →
  1. DuolingoLanguage Learning Apps 9.4Free plan · 14-day trial
  2. SuperMemoLanguage Learning Apps 8.7Free plan · 30-day trial

Strengths and trade-offs

  • Duolingo — where it wins

    • Free access includes bite-sized lessons across reading, writing, listening, and speaking.
    • Placement testing and personalized review help tailor practice to learner progress.
    • Offline mobile lessons, stories, DuoRadio, and speech exercises broaden practice.

    Where it doesn't

    • The Free plan includes advertising.
    • AI conversation features require the Duolingo Max plan.
    • Offline lesson access is limited to the mobile app experience.

  • SuperMemo — where it wins

    • Adaptive spaced repetition with configurable learning plans
    • Speech practice, AI conversation, and placement tests
    • Offline mobile lessons across web, desktop, and mobile apps

    Where it doesn't

    • Premium access starts at 35.99 PLN per month
    • The 30-day Premium trial converts to paid unless cancelled
    • Its broad course depth may feel involved for casual learners
  • Duolingo9.4/10 · Free plan · 14-day trial

    A strong free starting point with broad practice, personalization, and mobile access.

    Visit DuolingoFull verdict →
  • SuperMemo8.7/10 · Free plan · 30-day trial

    A deep, mature learning system for learners who want structured progress.

    Visit SuperMemoFull verdict →

More comparisons

All language learning apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update