| 25030 | Sir Ababol | ZX-Spectrum 48K | English |
| 31485 | Sir Arthur Wellesleys Machine Code Skirmish | ZX-Spectrum 48K | English |
| 43529 | Sir Clive | ZX81 1K | English |
| 24304 | Sir Clive | ZX-Spectrum 48K | 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 |
| 30752 | Sir Clive's Dragon Mission | ZX-Spectrum 16K | English |
| 36464 | Sir Clive's Ink Lair | ZX-Spectrum 48K | English |
| 7733 | Sir Clive's Nightmare | ZX-Spectrum 128K | English |
| 36943 | Sir Clives Dutch Adventure | ZX-Spectrum 48K | English |
| 19674 | Sir Francis Drake | ZX-Spectrum 48K | English |
| 30114 | Sir Froggy | ZX-Spectrum 48K | English |
| 14495 | Sir Knight | ZX-Spectrum 48K | English |
| 38195 | Sir Lancelot | Cambridge Z88 | English |
| 4520 | Sir Lancelot | ZX-Spectrum 16K | English |
| 4522 | Sir Loin | ZX-Spectrum 48K | English |
| 18423 | Sitting Target | ZX-Spectrum 16K | English |
| 19193 | Siverman the Sailor | ZX-Spectrum 16K | English |