As the threat of a TikTok ban looms, some U.S. TikTok users are flocking to Chinese social media app Xiaohongshu – making it the top downloaded app in the U.S.

As the potential ban on TikTok, a cultural sensation, approaches, here’s what you need to know about Xiaohongshu and other apps that social media users are considering.

With a TikTok ban set to go into effect in the U.S. on Sunday, social media users in the U.S. are migrating to Xiaohongshu, also known as ‘REDnote.’