| 31499 | Sophia | ZX-Spectrum 48K/128K | Multi-language: English, French, German, Italian, Portuguese, Russian, Spanish, Swedish |
| 28351 | Sophistry | SAM Coupé | English |
| 4648 | Sophistry | ZX-Spectrum 48K | English |
| 19069 | Space Egg | ZX-Spectrum 48K | English |
| 4667 | Space Hunter | ZX-Spectrum 48K | English |
| 16176 | Space Lab | ZX-Spectrum 48K | Spanish |
| 26817 | Spacman | ZX-Spectrum 16K | English |
| 10659 | Spec Man | ZX-Spectrum 16K | English |
| 21830 | SpecMan | ZX-Spectrum 48K | Serbo-Croatian |
| 44297 | Speccy the Diamond Thief | ZX-Spectrum 48K | English |
| 4705 | Specman | ZX-Spectrum 16K | English |
| 10223 | Specman | ZX-Spectrum 16K | English |
| 20521 | Specman | ZX-Spectrum 16K | English |
| 25329 | Specman | ZX-Spectrum 16K | English |
| 13459 | Specmunch | ZX-Spectrum 16K | English |
| 23762 | Spectrabug | ZX-Spectrum 48K | English |
| 4717 | Spectres | ZX-Spectrum 16K | English |
| 30402 | Spectrum 3D Monster Maze | ZX-Spectrum 48K | English |
| 25950 | Spectrum Maze | ZX-Spectrum 48K | English |
| 30403 | Spectrum Mazogs | ZX-Spectrum 48K | English |