Playstation, PSP, N64, GBA, DS games on your phone!

Your Android smartphone is probably powerful enough for a few of the old gen consoles and handhelds. Here's the list of apps.
NES: NES.emu or Nostalgia
N64: Mupen64AE Plus
Playstation: ePSXe or PCSX-ReArmed/Retroarch, ePSXe
Dreamcast: Reicast
GBA: My Boy!
Nintendo DS: DraStic
PSP: PPSSPP