If you own Undertale on PC (Steam or DRM-free), you can install the Android port created by fans (not by Toby Fox, but widely tolerated).
: Current homebrew versions, such as the PortableTale project, are often "proof of concept" builds. They may feature only the introductory chapters, with many missing dialogues and incomplete boss fights. undertale psp iso download exclusive
For the tech-savvy: The PSP cannot run Windows .exe files. It lacks the RAM (64MB) and CPU power to emulate a PC from 2015. Even the "PPSSPP" emulator (used to play PSP games on PC) doesn’t work in reverse. If you own Undertale on PC (Steam or
While fans have attempted multiple ports, most are incomplete or in early development: such as the PortableTale project