These chats are live discussions between celebrities and personalities that Viber users can follow. Anyone on Viber can follow as many of these chats as they like on their mobile device.
Conversations are multi-media and include text, photos, audio, video, stickers, web links and more. Users can invite friends to follow the Public Chats that interest them, and can share content.
"We have the highest number of users from India. Of our present 460 million users, 33 million are from India, followed by the US, Russia, Brazil and the UK," Mark Hardy, chief marketing officer, Viber said.
Indian cricketers Shikhar Dhawan, Virat Kohli and Rohit Sharma have a group which already has more than 5,000 followers.
Viber is available across a multitude of platforms including iOS, Android, Windows Phone, BlackBerry 10, Windows, Mac, Windows 8, Linux, Symbian, Nokia S40, Bada, BlackBerry 7 and is used in over 193 countries.