First, a critical clarification: The original God of War II was never officially released for the PSP.
The PSP received two exclusive masterpieces:
These games run natively on the PPSSPP emulator. So when users search for "God of War 2 for Android PPSSPP," they almost always mean Ghost of Sparta, which is narratively a sequel/prequel hybrid and mechanically on par with the console titles. Some ROM-hacking communities have also created texture packs, 60fps patches, or "undub" versions (Japanese voice, English text), which may be referred to as "better" versions.
A true God of War II PS2 emulation (via AetherSX2 or NetherSX2) on Android is possible but far more demanding than PPSSPP.
You will need a file extraction app like ZArchiver or RAR.
If the game is lagging or running slowly on your phone, try these settings inside the PPSSPP menu:
Let's be direct: Downloading a copyrighted PSP game ROM from a website, regardless of compression, is piracy. It is illegal in most jurisdictions, even if you own the original UMD disc.
That said, the emulation community often justifies this for:
The Safer, Legal Alternative: If you want the "better" God of War experience on Android, consider:
To run this game smoothly on your device using the PPSSPP emulator, your phone should ideally meet these specifications: