You earn crystals as you complete lessons. You can buy more from the Shop tab

Asks you to select a daily goal and then notification permissions

It quizzes you with audio and visual questions to make you understand and to increase recall

There are posts by other learners and mini "games" that help you test your skills

Profile and settings

Duolingo Plus lets you download lessons offline and removes ad. You can start with a 7 day trial

Achievement leveled up modal

Bottom sheet for wrong answer

You can join language clubs to practice with other learners

Profile and settings

Spin wheel for blitz buy gamification

Gamification: Places visited

Support ASMR artist via in app purchase