Members of Duolingo’s exclusive Streak Society can also customise their app logo, to an orange Duo with burning eyes, by ...

A few weeks before flying to Lisbon for vacation earlier this year, I redownloaded Duolingo. I'd used the language-learning app off and on ... incredibly obnoxious logo, the owl." ...

About Duolingo Duolingo is the leading mobile learning platform globally. Its flagship app has organically become the world's most popular way to learn languages and the top-grossing app in the ...