The curriculum is arranged linearly as a timeline with tests interspersed in between

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

First lesson complete. It shows your learning minutes and asks you to create a profile

Gamification badges and progress

You can tap the country flag on top to add more languages and switch between them

Achievement leveled up modal

Asks you to select a daily goal and then notification permissions

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

You have 5 lives. When you run out you can wait, practice, or refill by spending crystals

About and team page

Homepage for first time users has multiple touchpoints for inviting

To level tabs

Recipe detail screen. When you tap add to cookbook, it prompts you to login or signup