| 42117 | Simulador de Vuelo | ZX-Spectrum 48K | Spanish |
| 12301 | Simulation Hits | ZX-Spectrum 48K | Spanish |
| 35347 | Sin Instrucciones | ZX-Spectrum 48K | Spanish |
| 2001271 | Sinclair CZ 1000 Manual de Uso y Programacion BASIC | - | Spanish |
| 2001272 | Sinclair CZ 1500 Manual de Uso y Programacion BASIC | - | Spanish |
| 2000722 | Sinclair Juegos de Accion | - | Spanish |
| 25037 | Sinclair Plus 3 | ZX-Spectrum 128 +3 | Spanish |
| 25038 | Sinclair Plus 3 Pack 2 | ZX-Spectrum 128 +3 | Spanish |
| 42015 | Sinclair Plus 3 Pack 3 | ZX-Spectrum 128 +3 | Spanish |
| 20980 | Sindbad | ZX-Spectrum 48K | Spanish |
| 17005 | Sintetizador Musical | ZX-Spectrum 48K | Spanish |
| 16560 | Sintetizador de Efectos Sonoros Acusticos | ZX-Spectrum 48K | Spanish |
| 8680 | Sintetizador de Voz | ZX-Spectrum 48K | Spanish |
| 19023 | Sintetizador de Voz | ZX-Spectrum 48K | Spanish |
| 17272 | Sir Camelot | ZX-Spectrum 48K | Spanish |
| 22417 | Sir Gawain | ZX-Spectrum 48K | Spanish |
| 6978 | Sir Sigfrid | ZX-Spectrum 48K | Spanish |
| 28146 | Sir Vamperi | ZX-Spectrum 48K | Spanish |
| 16184 | Sirius | ZX-Spectrum 48K | Spanish |
| 4524 | Sirwood | ZX-Spectrum 48K/128K | Spanish |