Comment by threeseed

TikTok collects a lot of user data:

Geolocation data, including: longitude, latitude, and time zone

Device information, including: Android ID, International Mobile Equipment Identity (IMEI), Address Book Access, Device carrier region, Device region, Device type, Device OS version, Device language, Device connection type, and Mobile network code

App information, including: App name

https://www.proofpoint.com/au/corporate-blog/post/understand...