~duolingo-ask-wiki
How popular is Duolingo as a language learning app?
Which company named Duolingo as the Best Free Language Learning App?
What languages does Duolingo offer courses on?
What languages does Duolingo currently offer courses for?
When did Duolingo launch its crowdsourced language incubator?
What is the current learning path in Duolingo?
What is the Duolingo English Test?
What features does Duolingo provide for teachers?
How many users does Duolingo have?
What type of courses did Duolingo release in October 2023?
What is Duolingo Math?
What are the categories in which Duolingo has been recognized as one of the most innovative companies?
Who are the founders of Duolingo?
What is Duolingo ABC?
What is the optional premium service offered by Duolingo?
