Features
Spaced repetition algorithm
Flashcard creation from text
Save words from YouTube videos
Save words from web articles via browser extension
Integrated translator for instant definitions
Support for 40+ languages
Daily streak and rewards for motivation
Custom flashcard sets and folders
Word filtering and sorting tools
Grammar courses for select languages
Teacher tool for creating class materials (may be discontinued)
Bite-sized lessons (5-10 minutes)
Gamification with streaks, XP, leaderboards
Courses in over 30 languages
Speaking, listening, reading, writing exercises
Personalized daily review
Duolingo Stories for reading comprehension
Duolingo Podcasts for intermediate learners
Friends and leaderboards for competition
Daily goals and reminders
AI roleplay conversations (Max tier)
Explain my answer with AI (Max tier)
Offline mode (Super and Max)
Heart system on free tier (5 hearts/session)
