Actually, there is no official download link for God of War: Ascension

PPSSPP Compatibility:

Because PPSSPP only emulates PlayStation Portable (PSP) hardware, it cannot run PS3 titles like Ascension .

God of War: Ascension PPSSPP Download Link - A Comprehensive Guide

titles that were released for the PSP and work perfectly on the PPSSPP emulator: God of War: Chains of Olympus God of War: Ghost of Sparta How to Play the Real God of War: Ascension