Completar frases Tik tokVersión en línea fill in por Елена Awramenko 1 dances designed become hit short lot 2016 TikTok people based across videos has create platform China saw is a video - sharing app that has incredibly popular among young around the world . But what is TikTok , and where did it come from ? TikTok was launched in in under the name Douyin . It was created by the Chinese tech company ByteDance , which an opportunity to capitalize on the growing popularity of - form video content . The app quickly became a in China , and ByteDance decided to launch it globally under the name TikTok in 2018 . TikTok allows users to short , usually between 15 and 60 seconds long , that can be set to music or other audio . Users can add effects , filters , and other creative elements to their videos to make them more engaging . The app also features a " For You " page that curates content on each user's viewing history and preferences , making it easy to discover new and interesting content . So why is TikTok so popular ? There are several reasons . For one , it provides a fun and easy way to create and share content . The app is to be user - friendly , and its features make it easy to create professional - looking videos without a of technical skill . Additionally , TikTok is a that encourages creativity and self - expression , allowing users to showcase their talents and connect with others who share their interests . TikTok become popular due to its ability to create viral trends and challenges , which often involve popular songs or and can quickly spread the platform .