Duolingo shares have jumped this week, as the number of Americans learning Mandarin on the app has soared 216%. That's as China's RedNote is now the most downloaded free app on Apple's App Store ahead of the TikTok ban.

Duolingo has seen a surge in U.S. Mandarin learners as TikTok users explore Chinese social app RedNote amid a looming ban.

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.

Shanghai-based Xiaohongshu, or RedNote as it is known in English, is a Chinese social media platform growing in popularity as an alternative to TikTok, but with the same security risks.

As such, people are flocking to a similar Chinese app — RedNote — to fill that TikTok void. And there’s an interesting trend one company has noted that is coinciding with this exodus.

The language-learning app Duolingo has seen a surprising trend emerge, the closer we get to the TikTok ban -- there's been a 216% spike in US users learning Mandarin compared to this time last year.

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

The law that took aim at TikTok over national security concerns has prompted Americans looking for alternatives to download Xiaohongshu, a social media app that is popular in China.

Duolingo says it's seen a huge spike in people learning basic Mandarin, possibly to better navigate the popular TikTok alternative RedNote

With the U.S. ban on TikTok looming, many Americans are opting for another Chinese app known as RedNote. It could be short-lived.

This surge in interest comes as TikTok faces a ban in the US that will take place on Sunday, January 19. With TikTok potentially shutting its doors, American users are turning to a similar app called RedNote (also known as Xiaohongshu), a Chinese social media platform.