What is Xiaohongshu and why is it attracting TikTok users?

As a potential US ban on TikTok looms, users have been flocking to download Chinese social media platform Xiaohongshu, pushing the app to number one on US app stores. But what is Xiaohongshu, and is it even like TikTok? With the US Supreme Court seeming increasingly likely to uphold a law banning TikTok over national security concerns unless parent company ByteDance sells the platform to a non China based company…