| ID | Title | Machine | Language |
|---|---|---|---|
| 35977 | Skittles | ZX81 1K | English |
| 35739 | Slalom | ZX81 1K | English |
| 29637 | Sleeping Beauty | ZX81 1K | English |
| 35199 | Sleigh Ride | ZX81 1K | English |
| 43551 | Slicer | ZX81 1K | English |
| 43527 | Slingshot Sam | ZX81 1K | English |
| 35737 | Slot machines | ZX81 1K | English |
| 41231 | Smugglers | ZX81 1K | English |
| 31972 | Snake 1K | ZX81 1K | English |
| 29639 | Snap | ZX81 1K | English |
| 29640 | Snooker | ZX81 1K | English |
| 31973 | Sokob-One | ZX81 1K | English |
| 35180 | Solitaire | ZX81 1K | English |
| 43559 | Solitaire | ZX81 1K | English |
| 30388 | Solitario 1K | ZX81 1K | English |
| 29642 | South Pacific | ZX81 1K | English |
| 35741 | Space Pirate | ZX81 1K | English |
| 29643 | Space Project Saturn | ZX81 1K | English |
| 29644 | Space Trawler | ZX81 1K | English |
| 35742 | Spacefire 1 | ZX81 1K | English |