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

With our free mobile app and web, everyone can Duolingo. Learn English with bite-size lessons based on science.

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

Aug 14, 2025 · With Duolingo, you can study English for free with a course made especially for you, whether you’re brand new to the language or are ready for more advanced English.

Apr 17, 2025 · Learn more about the roots of the English language, and how the English language evolved over time!

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

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

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

Jan 2, 2023 · Re-watch old favorites with English subtitles, and challenge yourself to read in English to catch more of the language. Since you already know the plot and dialogue, you'll be …

Jan 21, 2025 · Languages vary in how complex they are to learn. These five languages are among the most challenging for English speakers!