As "TikTok refugees" flood to Chinese site RedNote, language learning app Duolingo has reported an over 200% spike in people learning Mandarin.

The threat of TikTok going dark in the US appears to have compelled some Americans to start learning Mandarin as they look to communicate on a rival Chinese app. Many Americans are joining RedNote, also known as Xiaohongshu,

TikTok U.S. users have been learning Chinese on Duolingo in increasing numbers amid their adoption of a Chinese social app called RedNote ahead of the

All signs point to TikTok shutting down in the United States on Sunday due to the ban that's set to go into effect after the platform failed to find a new

Millions are joining RedNote ahead of the TikTok ban. But the app’s default language is Mandarin. “Oh so NOW you’re learning mandarin,” Duolingo tweeted on Monday.

The company confirmed to CNBC that there's been a 216% increase in Mandarin learners using the app compared to a year earlier. For context, Spanish, one of the most popular languages on the app, has seen a 40% increase over the same period, Duolingo said.

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.

Yes, the language-learning app has been the big winner amid TikTok’s impending demise and it’s mostly due to spite. According to the app, Duolingo has seen a 216 percent growth in users learning Mandarin Chinese over the last year, which is tied to the growing popularity of RedNote.

"I almost, like, don't know how to define myself without TikTok," content creator Ayman Chaudhary sighed, reflecting the consternation of millions over US authorities' scheduled banning Sunday of the hugely popular app.

RedNote is a foreign-owned app, and experts warn that it could be attacked by the same law that is now banning TikTok.

Elon Musk’s unmanned Starship prototype went boom after launch, lighting up the Caribbean sky like a meteor shower. The debris diverted at least 20 commercial flights. Imagine being on a plane and seeing that.