Free, fun, and effective courses in languages and more. Learn with quick, science-based lessons personalized to you.

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Language courses for English speakers. Try one of our free language courses today.

Our free, fun, and effective course helps you learn English with quick, science-based lessons personalized to you.

2.53K learners Portuguese 1.96K learners English 21.9M learners Math iOS and Android only

Learn languages by playing a game. It's 100% free, fun, and scientifically proven to work.

Everyone can Duolingo. Choose your learning goal and see how fast you can learn a new language.

Duolingo ABC was developed by a team of learning scientists, engineers, literacy specialists, illustrators, and parents who believe that kids who read will change the world.

Duolingo is the world's #1 way to learn a language. Available in 100+ countries, we're on a mission to bring free language education to the world.