: If you are on a modern PC or mobile device, you need a ZX Spectrum emulator like Fuse or Spectaculator .
: A fast, browser-based ZX Spectrum emulator pre-loaded with Jet Set Willy. Download Jet Set Willy (1984)(Software Projects)
: The classic Spectrum controls are typically Q (Up/Jump), A (Down), O (Left), and P (Right). Play Online (No Download Needed) : If you are on a modern PC