Yes, the language-learning app has been the big winner amid TikTok’s impending demise and it’s mostly due to spite. According ...

Millions of users are now turning to REDNote, a Chinese app where Mandarin content reigns supreme. Duolingo is ramping up its AI-powered Mandarin video calling feature.

The company confirmed to CNBC that there's been a 216% increase in Mandarin learners using the app compared to a year earlier ...