TikTok and Douyin have almost the same user interface but no access to each other's content. Later, TikTok was launched in 2017 for iOS and Android in most markets outside of mainland China however, it only became available worldwide, including the United States, after merging with another Chinese social media service Musical.ly on 2 August 2018. ByteDance first launched Douyin for the Chinese market in September 2016.
It is used to create short music, lip-sync, dance, comedy and talent videos of 3 to 15 seconds, and short looping videos of 3 to 60 seconds. TikTok, known in China as Douyin (Chinese: 抖音 pinyin: Dǒuyīn), is a Chinese video-sharing social networking service owned by ByteDance, a Beijing-based Internet technology company founded in 2012 by Zhang Yiming.
