TikTok is a social media app that allows users to create and share short videos set to music and other audio clips. The app allows users to add visual effects, filters, and text to their videos, as well as collaborate with other users through features such as duets and challenges.
TikTok has become extremely popular, with over 1 billion active users worldwide as of 2021. It is especially popular among younger audiences, with over 60% of its users being under the age of 30.
The app was launched in 2016 in China under the name Douyin, and it later expanded to other markets under the name TikTok. In 2018, TikTok acquired another popular short video app, Musical.ly, and merged it with TikTok.
Overall, TikTok has become a global phenomenon and has transformed the way people create, share, and consume short-form videos on social media.