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

During login, it asks for your age, name, email and password

The onboarding asks you select a language and pick a daily learning goal

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

Gamification badges and progress

Asks you to select a daily goal and then notification permissions

Add friends to compete with. You can search by name or find them from facebook

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

Profile and settings

Receive Bitcoin to your wallet

When you return to the app, it asks you follow up questions about your previous assessment

Stories on home page

Widgets