In the mid-2000s, before the era of high-definition touchscreens and cloud gaming, mobile phones ran on Java (J2ME). Among the pantheon of classic mobile games, few are as beloved as . Developed by Rovio (yes, the same studio that later gave us Angry Birds ), this game introduced millions to a brave red frog tasked with saving a fairy tale kingdom.

Users in retro mobile forums (e.g., Mobile-Review, Dedomil, Phones Showdown) define a “Top” VXP by: