Duolingo

Duolingo is the world's most downloaded language learning app with 500 million users, now enhanced with advanced AI features powered by GPT-4. Duolingo Max introduces Explain My Answer (providing personalized feedback on why answers are correct or wrong) and Roleplay (practicing real-world conversations with AI characters in 3+ languages). The AI adapts lesson difficulty and content dynamically based on each learner's performance patterns.