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Tiktok
known in China as Douyin (Chinese: 抖音; pinyin: Dǒuyīn), is a short-form video hosting service owned by Chinese company ByteDance. It hosts a variety of short-form user videos, from genres like pranks, stunts, tricks, jokes, dance, and entertainment with durations from 15 seconds to ten minutes. -
Facebook
Also in 2012 I started using Facebook.Facebook is an online social media networking service company. -
Smartphone
Smartphone are a Class of mobile computing devices.They are distinguished from feature phones by their stronger hardware capabilities and extensive mobile operating system which facilitate wider software.