Duolingo is an American language-learning website and mobile app, as well as a digital language proficiency assessment exam. The company uses a freemium model: the app and the website are accessible without charge, although Duolingo also offers a premium service for a fee.
As of June 2021, the language-learning website and app offers 106 different language courses in 40 languages. The app has over 300 million registered users across the world.
Highest paying job titles at Duolingo include Senior Data Scientist, IT Engineering Manager, and Marketing Manager