| 41636 | Stacks and Queues | ZX81 16K | English |
| 28879 | Stadhouder van Flipflopland | ZX81 16K | Dutch |
| 40776 | Stadium | ZX81 16K | English |
| 41422 | Staff | ZX81 16K | English |
| 31975 | Stairrunner | ZX81 16K | English |
| 41548 | Stairs | ZX81 16K | English |
| 37600 | Stampede | ZX81 16K | English |
| 41067 | Standard Deviations | ZX81 16K | English |
| 40886 | Star Battle | ZX81 16K | English |
| 40940 | Star Catch | ZX81 16K | English |
| 32059 | Star Defence | ZX81 16K | English |
| 33448 | Star Defence - Chroma Edition | ZX81 16K | - |
| 35647 | Star Destroyer | ZX81 16K | English |
| 41138 | Star Destruction | ZX81 16K | English |
| 34570 | Star Dodge | ZX81 16K | English |
| 40903 | Star Eater | ZX81 16K | English |
| 34571 | Star Fight | ZX81 16K | English |
| 40860 | Star Gates | ZX81 16K | English |
| 35604 | Star Map | ZX81 16K | English |
| 34572 | Star Probe | ZX81 16K | English |