Whatsapp Java J2me Extra Quality
The WhatsApp team used Java to develop a new version of the app that could run on Android devices. The app was launched in 2011, and it quickly gained popularity. The Java version of WhatsApp offered many new features, including support for group chats, file sharing, and voice messaging.
By creating a Java version, WhatsApp unlocked a market of millions of users who were previously restricted to SMS or expensive Multimedia Messaging Services (MMS) 3. It was a crucial factor in building WhatsApp's global user base before the Android boom. The Sunset of WhatsApp on J2ME Whatsapp java j2me