You can join language clubs to practice with other learners

Duolingo
Learn Spanish, French and more
You can join language clubs to practice with other learners
More interactions from‏‏‎ ‎
Duolingo
You earn crystals as you complete lessons. You can buy more from the Shop tab
Add friends to compete with. You can search by name or find them from facebook
Bottom sheet for wrong answer
Duolingo Plus lets you download lessons offline and removes ad. You can start with a 7 day trial
The curriculum is arranged linearly as a timeline with tests interspersed in between
The onboarding asks you select a language and pick a daily learning goal
During login, it asks for your age, name, email and password
Asks you to select a daily goal and then notification permissions