| 38901 | Seven Jewels | ZX-Spectrum 48K | English |
| 4424 | Shadow of the Unicorn | ZX-Spectrum 48K | English |
| 4000066 | Shadow of the Unicorn | Timex Tx2068 | English |
| 30646 | Shut It! | ZX-Spectrum 48K | English |
| 4492 | Sidewalk | ZX-Spectrum 48K | English |
| 4562 | Slaine | ZX-Spectrum 48K/128K | English |
| 4607 | Snoopy | ZX-Spectrum 48K/128K | English |
| 31453 | Sol Postman Inter-planetery Courier | ZX-Spectrum 128K | English |
| 38327 | Something To Do : ... In Paris | ZX81 16K | French |
| 42598 | Space 1999: the Invasion | ZX-Spectrum 48K | English |
| 7015 | Space Island | ZX-Spectrum 48K | English |
| 37675 | SpecQuest | ZX-Spectrum 128 +3 | English |
| 4744 | Spellbound | ZX-Spectrum 48K | English |
| 34307 | Spellbound 128K | ZX-Spectrum 128K | English |
| 13071 | Star Inheritance: Black Cobra | ZX-Spectrum 48K/128K | - |
| 12121 | Star Trek | ZX-Spectrum 48K | English |
| 4872 | Starlife | ZX-Spectrum 48K | Spanish |
| 4899 | Stifflip & Co. | ZX-Spectrum 48K/128K | - |
| 17730 | Stronghold | ZX-Spectrum 48K/128K | - |
| 35447 | Super Quest IV - Ivan Pik v akci | ZX-Spectrum 128K | Czech |