The version of TikTok owned must be freely available for download by the vast majority of the US general public. If there is no such version, everything resolves NO.

In the event of a rebrand, this market will follow the successor app/website.

Resolves based on credible reporting.

There are several markets similar this question out there, but I didn't see one that can clearly resolve YES to multiple answers (which I think is likely given its a big company).

Feel free to add companies/individuals as desired, and link news articles to prove answers.