Here is the good news lover for the whatsapp lovers, After much anticipation, WhatsApp for Jio Phone has officially arrived. The app, which was initially planned to debut on KaiOS-based Jio Phone on August 15, is now rolling out through the JioStore. WhatsApp on late Monday confirmed the latest release and said that the app will be rolled out for all Jio Phone users by September 20. Users can download the specially-designed WhatsApp version on their Jio Phone and Jio Phone 2 handsets by visiting the JioStore. JioPhone already has Facebook and Google Maps, which have been designed for KaiOS, the operating system that powers its device.This is WhatsApp s first step in entering the 4G feature phone market, which is important in a market like India where it dominates. Feature phones still continue to outsell smartphones in India. For Reliance, the addition of most popular messaging apps in India, will make its JioPhone acceptable to more customers.