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.

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

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.

As many Americans flock to RedNote ahead of a possible TikTok ban, Duolingo and Drops have seen an increase in US users learning Chinese.

Duolingo has reported a 216% increase in U.S. users learning Mandarin, coinciding with the rise of Chinese social media platform RedNote. As TikTok faces a potential ban in the U.S., users have flocked to RedNote,

Language learning app Duolingo has seen an over 200% spike in U.S. users learning Mandarin "out of spite" as many flee to Chinese app RedNote amid the uncertainty surrounding TikTok's future.