Duolingo language learning app

Duolingo is a popular language learning platform founded in 2011 by Luis von Ahn and Severin Hacker. Based in Pittsburgh, Pennsylvania, it offers courses in numerous languages through a gamified learning experience. The app is designed to make language learning accessible and fun, utilizing a variety of exercises to enhance vocabulary, grammar, and pronunciation skills. Duolingo has grown significantly, becoming one of the most downloaded educational apps worldwide, and continues to innovate in the field of language education.