There are 1,215 games made for the ZX Spectrum platform. The top 10 game studios for this platform are: U.S. Gold with 92 games, Firebird Software - 65 games, Ocean Software - 63 games, Sega - 58 games, Mastertronic - 51 games, Activision Publishing - 46 games, Gremlin Interactive - 44 games, Krome Studios Melbourne - 40 games, Atari, SA - 38 games, Imagine Software - 29 games.