Comment by rpastuszak

I'm not sure where to draw the line between security and privacy and whether this distinction should be made at all, but: http://archive.is/WYLKa

TL;DR TikTok looks waaaaaay more shady than FB with their Android SDK.

(seems like archive.is is down atm, tried to load via wayback machine, but they don't have this site cached, ugh)