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

Welcome back to Week in Review. This week, we’re looking at the impacts of the looming TikTok ban in the U.S., including the “TikTok refugees” moving to

Duolingo capitalized on the sudden interest in Mandarin learning tied to the TikTok ban and RedNote’s rise. Similarly, small businesses can monitor cultural shifts—whether through social media trends, microtrends, news, or industry developments—and adapt their messaging, offerings or campaigns to meet consumer and customer new interests.

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

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.

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

Can RedNote sustain its rapid rise to success with US users? Even with a TikTok ban and Duolingo boost, it faces plenty of headwinds.

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.

Walmart, Wendy’s and Duolingo, among other companies, took to TikTok to bid farewell to the more than 170 million Americans who are on the brink of a potential nationwide ban of the app.

With the TikTok ban upheld, advertisers are implementing contingency plans. But they hope the app returns as Meta and Google aren't true replacements.

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