These are technically impressive demos for coding hobbyists, but they are not games. There are no missions, no NPCs, no cars, and no sound effects beyond a looping radio track. Here is the cruel irony: The best way to play GTA San Andreas on a "PSP" is to not use a physical PSP at all.
Stay safe, don’t download suspicious ISOs, and remember: Grove Street is home. Just not on the PSP. Word count: ~1,100 gta san andreas psp homebrew
While Rockstar Games released the excellent Liberty City Stories and Vice City Stories exclusively for the PSP, the monumental San Andreas —with its three interconnected cities, vast countryside, and deep RPG mechanics—remained a PS2 and PC exclusive. On paper, the PSP simply couldn’t handle it. But in the world of homebrew, "impossible" is just a challenge. These are technically impressive demos for coding hobbyists,