Java versions often contained "exclusive" elements or simplified mechanics tailored for the platform: The "Talkback" Mechanic
Most Java games relied on the number pad (keys 2,4,5,6,8). However, manufacturers like Nokia (5800 XpressMusic), Sony Ericsson (Satio), and Samsung (Jet S8000) started pushing full-touch QVGA screens. talking tom cat java games touch screen 240x320 exclusive