Duolingo

Learning · language learning

Freemium

Language learning app that uses AI to personalize lessons and track progress.

PricingFreemium

PlatformsAndroid, iOS, Web

APINot confirmed

Open sourceNo

Listed17 Oct 2026

Last checked17 Oct 2026

adaptive quizzesgamified learningpersonalized lessonsprogress trackingspeech recognition

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What is Duolingo?

Language learning app that uses AI to personalize lessons and track progress.

Is Duolingo free?

Duolingo has a free plan, with paid plans that unlock more features.

Does Duolingo have an API?

We haven't confirmed a public API for Duolingo yet.

Which platforms does Duolingo support?

Duolingo is available on Android, iOS, Web.

What are the best alternatives to Duolingo?

Popular alternatives include AILearningGuide, Khanmigo.

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