Peace Walker has notoriously difficult AI weapon battles (Pupa, Chrysalis, Cocoon, Peace Walker). Use these to one-shot them for farming parts.
Always use codes labeled for your region/version (e.g., U.S., EU, or JP) because memory addresses differ across builds.
Cheats in Peace Walker are not 100% stable. Here is what to watch for:
Keeps Snake alive regardless of damage.
_S ULUS10509
_G Metal Gear Solid: Peace Walker [US]
_C0 Infinite Health
_L 0x2041A3F0 0x00000000
_L 0x0041A3F0 0x00000000
On PPSSPP for Android, the cheat menu is hidden inside the back-tap menu. Enable "Cheats" globally in Settings, then long-press the game icon > Edit Cheats. On Steam Deck, map a back paddle to Escape to open the PPSSPP menu easily.
Metal Gear Solid: Peace Walker is widely considered a masterpiece of the PSP library. Originally released in 2010, Hideo Kojima’s directorial gem bridged the gap between Portable Ops and Metal Gear Solid V. However, even on the powerful PPSSPP emulator, the game’s notorious grind—building Mother Base, farming AI weapons, and S-Ranking brutal vehicle battles—can be exhausting.
Whether you want infinite ammo, unlimited resources, or god mode, this guide will walk you through everything you need to know about using PPSSPP Metal Gear Solid Peace Walker cheats effectively.
If you're looking for cheats, here are a few that can be applied in PPSSPP:
Unlimited Health:
All Ranks and Parts:
Metal Gear Solid: Peace Walker is a phenomenal game, but its design leans heavily on repetitive grinding (farming the same helicopter mission 50 times for a part). Using PPSSPP cheats like Infinite Health, Instant Fulton, and Max GMP lets you skip the boredom and dive straight into the brilliant story, unique boss fights, and Metal Gear Zeke customization. ppsspp metal gear solid peace walker cheats
Start with the Infinite Ammo and Max GMP codes. Once you’re comfortable, try the 60 FPS unlocker—it transforms the game into what feels like a native PC release.
Have a code not listed here? Or need a EU conversion? Drop a comment below (if on a forum) or check the PPSSPP forums for the latest Peace Walker cheat database.
Happy sneaking, Boss.
Metal Gear Solid: Peace Walker PPSSPP emulator , "cheats" generally fall into two categories: performance hacks that modernize the experience and traditional gameplay modifiers. Essential Performance & Control Hacks
These are widely considered "essential" by the community to improve the original PSP experience: 30 FPS / 60 FPS Patches
: The original game often runs at 15–20 FPS. A 30 FPS cheat is highly recommended for smooth, stable gameplay.
: The 60 FPS cheat can make physics "buggy," causing Snake to throw items too fast or making Quick Time Events (QTEs) nearly impossible. Right Analog Stick Aiming
: A specific cheat code allows you to map aiming to a right analog stick, transforming the controls from the original face-button-based aiming to a modern shooter feel. Traditional Gameplay Cheats
These codes modify internal game values and are typically found in a Resource Multipliers
: Multipliers for Heroism (x2 to x32) and weapon stats to speed up Mother Base development. Infinite Essentials Peace Walker has notoriously difficult AI weapon battles
: Infinite health, ammo, and items for easier mission completion. Staff Recruitment : Codes to force recruits to be all-male or all-female. How to Install Cheats on PPSSPP Enable Cheats Settings > System Enable Cheats Add Database : Download a
file (commonly from GitHub repositories) and place it in the /PSP/Cheats/ folder of your PPSSPP directory. Import in Game : While in-game, press (or your designated menu button), select , and click Import from cheat.db to see the list of available codes. Restart Rule
: Most cheats toggle on instantly, but you may need to restart the emulator to fully disable some active codes. Official In-Game Passcodes
Separate from emulator hacks, these official codes are entered in the Extras > Network > Enter Passcode menu to unlock special gear:
To use cheats for Metal Gear Solid: Peace Walker on the PPSSPP emulator, you can either use in-game passcodes for cosmetic items or enable CWCheat codes for gameplay advantages like infinite health and ammo. 1. Popular CWCheat Codes (ULUS-10509)
To use these, create a text file named ULUS10509.ini in your PPSSPP cheats folder and paste the following: Infinite Health: _L 0x20195DDC 0x00000000 Infinite Ammo: _L 0x200532D4 0x24020000 100% Camouflage: _L 0x2017E924 0x240203E8
60 FPS Patch: _L 0x203EBC4C 0x00000000 (Note: 60 FPS can cause physics bugs; 30 FPS is often more stable).
Right Analog Aim: _L 0x20075084 0x0E200400 (Enables modern camera controls when mapped). 2. How to Enable Cheats in PPSSPP
Activate Settings: Open PPSSPP, go to Settings > System, and check Enable Cheats.
Import Database: You can download a pre-made cheat.db from GitHub and place it in the PSP/cheats/ folder of your memstick. On PPSSPP for Android , the cheat menu
Select in Game: While in-game, press Escape (PC) or the Back button (Mobile) to open the pause menu, select Cheats, and check the boxes for the codes you want to use. 3. Official In-Game Passcodes (Extras) Metal Gear Solid: Peace Walker 60 FPS guide / PC / PPSSPP
To use cheats for Metal Gear Solid: Peace Walker on the PPSSPP emulator, you must first enable the "Enable Cheats" setting under Settings > System. Once active, you can import a cheat.db file into the emulator's PSP/cheats folder or manually add CWCheat codes to enhance gameplay, graphics, and performance. Essential Performance & Control Cheats
These community-developed "Quality of Life" (QOL) patches are highly recommended for the best experience on modern hardware:
60 FPS Cheat: Unlocks the game from its native 20 FPS to a smoother 60 FPS. Warning: Disable this during the torture QTE scenes (Chapter 4), as high frame rates make the button-mashing bar deplete almost instantly.
30 FPS v4 Cheat: A stable alternative to 60 FPS that avoids many physics bugs while still improving on the original frame rate.
Right Analog Stick Support: A specific CWCheat workaround that enables full analog camera control on the right stick, which is far smoother than the original 8-direction digital mapping. Gameplay & Progression Codes
Standard CWCheats can be used to bypass grinding or difficult sections. Common effects found in Peace Walker Cheat Guides include:
Infinite Resources: Infinite health, ammo, and items for the top, bottom, or left equipment slots.
Multipliers: x2 to x32 multipliers for Heroism gains, weapon stat growth, and movement speed.
Mother Base Unlocks: Instantly unlock all medals, all codenames, and all parts for Metal Gear ZEKE. In-Game T-Shirt Passcodes
These are official "cheat codes" entered within the game’s menu (Extras > Network > Enter Passcode). They unlock cosmetic items for Snake: