| 44947 | Segunda Dimensão | ZX81 16K | Portuguese |
| 11349 | Select 1 | ZX-Spectrum 48K | English |
| 44980 | Selva | ZX81 16K | Portuguese |
| 4000232 | Semo Tape | Timex TC2048 | Portuguese |
| 14680 | Shadow Dancer + Alien Storm | ZX-Spectrum 48K | English |
| 14681 | Shipwreck + Castle Eerie | ZX-Spectrum 48K | English |
| 13364 | Shootacular Disk 2 | ZX-Spectrum 128 +3 | English |
| 11350 | Silicon Dreams | ZX-Spectrum 48K/128K | English |
| 20090 | Simon Games 1 | ZX-Spectrum 16K | English |
| 15551 | Simon Games 2 | ZX-Spectrum 16K | English |
| 20091 | Simon Games 3 | ZX-Spectrum 16K | English |
| 11351 | Simon Micro-Soft - Collection One | ZX-Spectrum 16K | English |
| 11352 | Simon Micro-Soft - Collection Two | ZX-Spectrum 16K | English |
| 12301 | Simulation Hits | ZX-Spectrum 48K | Spanish |
| 11353 | Sinclair Action Pack - Lightgun Games | ZX-Spectrum 48K/128K | - |
| 11354 | Sinclair Game Compilation | ZX-Spectrum 48K | English |
| 25037 | Sinclair Plus 3 | ZX-Spectrum 128 +3 | Spanish |
| 25038 | Sinclair Plus 3 Pack 2 | ZX-Spectrum 128 +3 | Spanish |
| 42015 | Sinclair Plus 3 Pack 3 | ZX-Spectrum 128 +3 | Spanish |
| 12076 | Six Appeal | ZX-Spectrum 48K | English |