While Resident Evil 4 was never officially released for the PlayStation Portable (PSP), fans and modders have created various ways to experience Leon S. Kennedy's mission on handheld devices using the . If you are looking for a "Resident Evil 4 PPSSPP ISO," you are likely looking for a fan-made port or a compressed version of the original game adapted for mobile play. The Truth About RE4 on PPSSPP

: These mods are designed to run on devices with as little as 2GB of RAM, whereas full PS2 emulation often requires 4GB–8GB. How to Set Up Resident Evil 4 for PPSSPP

: Follows the primary campaign of Leon rescuing the President's daughter.