Duolingo is a language-learning platform that includes a language-learning website and app, as well as a digital language proficiency assessment exam. The platform is designed to make learning a new language enjoyable and rewarding, using gamification elements such as points and rewards to motivate learners. Duolingo offers a range of language courses for English speakers and for speakers of other languages, covering a variety of languages including Spanish, French, German, Italian, and many more. The platform includes a variety of interactive exercises and activities to help learners practice and improve their skills, and tracks their progress over time. Duolingo is available in over 30 languages and has over 300 million users worldwide.