: It provided free 1-to-1 and group chats, which was a huge cost-saver compared to SMS at the time.
The result? There were literally dozens of Viber .jar versions: viber_wvga_sony.jar , viber_nokia_240x320.jar , viber_samsung_java_v2.jar . Downloading the wrong one meant a "Force Close" or "Invalid MIDlet" error. Viber For Java J2me
A J2ME Jabber client for instant messaging mJabber . Opera Mini: Using a web-based messenger via the browser. Conclusion : It provided free 1-to-1 and group chats,