TikTok was the Internet's most visited site in 2021

Like other social-media sites, TikTok has its dark side. The video-sharing app's algorithms can drive minors to videos about sex, drugs and eating disorders, investigations by The Wall Street Journal have found. — Photo by ROBIN WORRALL on Unsplash

TikTok really was everywhere this year.

The app, known for its silly dancing videos, was the world's most visited site on the Internet in 2021, surpassing last year's leader, Alphabet Inc's Google, according to Cloudflare Inc, a cloud-infrastructure company that tracks Internet traffic.