Twitter is another most popular social media app and can be used for free. Many popular personalities are using this app and they like to share their photos and share their views through this app. This help to communicate with people and they can express all their thoughts through this app. They can send private and public messages without any limits. Most celebrities have more number of followers in this app. Many people are like to follow their favorite person through this app. And they like to know all the news about their favorite person. They like to read the tweets immediately of their favorite persons.