| 33350 | SoftPLAY | ZX-Spectrum 128K | - |
| 33353 | SoftPLAY - esxDOS/UnoDOS Edition | ZX-Spectrum 128K | - |
| 6997 | Soho Mission | ZX-Spectrum 128K | English |
| 4623 | Sokoban | ZX-Spectrum 128K | English |
| 31453 | Sol Postman Inter-planetery Courier | ZX-Spectrum 128K | English |
| 19034 | Solar Fire DeLuxe Version | ZX-Spectrum 128K | English |
| 12083 | Solar Jetman | ZX-Spectrum 128K | English |
| 13056 | Soldier of the Future | ZX-Spectrum 128K | English |
| 13057 | Soldiers | ZX-Spectrum 128K | Russian |
| 34431 | Solo Forth | ZX-Spectrum 128K | Multi-language: English, Spanish |
| 7002 | Solvaldol-X | ZX-Spectrum 128K | English |
| 45237 | Som AY-3-8192 | ZX-Spectrum 128K | Portuguese |
| 7744 | Song in Lines 5 | ZX-Spectrum 128K | Slovak |
| 7746 | Sonic 3D Blast Intro | ZX-Spectrum 128K | English |
| 27596 | Sonic Slideshow | ZX-Spectrum 128K | English |
| 45148 | Sonic ZX - Boriel Adventure | ZX-Spectrum 128K | English |
| 7745 | Sonic the Hedgehog 3 Intro | ZX-Spectrum 128K | English |
| 37464 | Sonido 128K | ZX-Spectrum 128K | Spanish |
| 34681 | Sophia II | ZX-Spectrum 128K | Multi-language: English, French, German, Italian, Portuguese, Russian, Spanish, Swedish |
| 7748 | Soporific | ZX-Spectrum 128K | English |