This is because the TikTok app has a very good toolset for creating the content. For YouTubers, creating a content means hours of filming and days of editing because high production requires that and AFAIK YouTube leaves all the implementation details to you. Many YouTubers have Hollywood level production workflow.
On the TikTok app you have all the means to edit the video on the spot. It's not Hollywood level production but it is still good. When TikTokers do something with high grade production, it feels off.
This is because the TikTok app has a very good toolset for creating the content. For YouTubers, creating a content means hours of filming and days of editing because high production requires that and AFAIK YouTube leaves all the implementation details to you. Many YouTubers have Hollywood level production workflow.
On the TikTok app you have all the means to edit the video on the spot. It's not Hollywood level production but it is still good. When TikTokers do something with high grade production, it feels off.