Ape Escape On the Loose is an action-adventure game for the Sony PSP, reimagined from the original Ape Escape for the PlayStation. The game features a vibrant 3D world where players embark on a whimsical quest to capture mischievous monkeys that have escaped due to a malfunctioning time-travel experiment. Using an array of gadgets to traverse environments and outwit the primates, players must restore order across various time periods. The game is characterized by its humorous tone, inventive gameplay mechanics, and a unique control scheme tailored for the PSP, solidifying its place in the genre as a fun and engaging platformer.