| 39081 | Sinewave 3 | ZX-Spectrum 48K/128K | English |
| 22783 | Sing Along a Speccy | ZX-Spectrum 48K | English |
| 35511 | Single Copy | ZX-Spectrum 48K | English |
| 44759 | Single Dragon | ZX-Spectrum 128K | English |
| 26963 | Singlestep | ZX-Spectrum 48K | English |
| 22088 | Singlestep | ZX-Spectrum 48K | English |
| 24460 | Singlestep | ZX-Spectrum 48K | English |
| 30543 | Sink The Belgrano | ZX-Spectrum 48K | English |
| 16097 | Sink the Bismarck | ZX-Spectrum 16K | English |
| 36757 | Sink the Subs | ZX-Spectrum 48K | English |
| 32413 | Sins Against Mimesis - An Interactive Theosophy (ZxZvm) | ZX-Spectrum 128 +3 | English |
| 32055 | Sinus | ZX81 16K | English |
| 25030 | Sir Ababol | ZX-Spectrum 48K | English |
| 31485 | Sir Arthur Wellesleys Machine Code Skirmish | ZX-Spectrum 48K | English |
| 24304 | Sir Clive | ZX-Spectrum 48K | English |
| 43529 | Sir Clive | ZX81 1K | English |
| 30594 | Sir Clive Sinclair - Entrepreneur Extrordinaire | ZX-Spectrum 48K | English |
| 30874 | Sir Clive Sinclair's Cake Challenge | - | English |
| 31307 | Sir Clive Sinclair's Pachinko Parlour Party | - | English |
| 36463 | Sir Clive's C5 Adventure | ZX-Spectrum 48K | English |