While Duolingo jokes its mascot was born in 1000 BC, Duo actually debuted in 2011, the year the app launched, according to Apple Developer. But Duo looked different then. The original Duolingo logo ...
Duo, the green cartoon owl mascot for language learning app Duolingo, has mysteriously died, and singer Dua Lipa is grieving. The brand announced Duo’s passing on Tuesday, writing in a cheeky ...