While it was ported to many different formats at the time, including the Commodore 64 and the 16-bit Amiga and Atari ST (and the 64-bit Jaguar), Head Over Heels is best remembered as a ZX Spectrum ...

Amstrad CPC, Apple II/II+/IIe and early Macintosh, Atari 2600 and ST, ColecoVision, Enterprise 64/128, Commodore Vic-20 and Amiga, MSX 1/2, Oric 1/Atmos, early PC compatibles, Sega Master System, ...