| Sinclair ZX Spectrum cass. |  S.A.G.A. #1: Adventureland | 1985 | Adventure International |
| Sinclair ZX Spectrum cass. | Sabotage | 1985 | Quicksilva |
| Sinclair ZX Spectrum cass. | Saboteur Model 000143 | 1985 | Durell Soft. |
| Sinclair ZX Spectrum cass. | Salvage | 1985 | LiveWire Soft. |
| Sinclair ZX Spectrum cass. | Sam Stoat Safebreaker | 1985 | Gremlin Graphics Soft., Ltd. 013658 |
| Sinclair ZX Spectrum cass. | Santa's Workshop 2 | 1985 | Triant Games |
| Sinclair ZX Spectrum cass. | Schizofrenia Model QSP 111 | 1985 | Quicksilva |
| Sinclair ZX Spectrum cass. | School Report | 1985 | Soft 2000 |
| Sinclair ZX Spectrum cass. | Scoop | 1985 | Sentient Soft. |
| Sinclair ZX Spectrum cass. | Scout Troop | 1985 | Nevis Records |
| Sinclair ZX Spectrum cass. | Seas of Blood | 1985 | Adventure International |
| Sinclair ZX Spectrum cass. | Secret Mission | 1985 | Adventure International |
| Sinclair ZX Spectrum cass. | Select 1 | 1985 | Computer Records |
| Sinclair ZX Spectrum cass. | Self Destruct AT 317 G | 1985 | Atlantis Soft. |
| Sinclair ZX Spectrum cass. | Seventh Cavalry | 1985 | Black Knight Soft. |
| Sinclair ZX Spectrum cass. | Shadow of the Unicorn | 1985 | Mikro-Gen UK |
| Sinclair ZX Spectrum cass. | Shadowfire | 1985 | Beyond Soft. |
| Sinclair ZX Spectrum cass. | Shadowfire Tuner | 1985 | Beyond Soft. |
| Sinclair ZX Spectrum cass. | Shift Shaft | 1985 | CCS Cases Computer Simulations, Ltd. London, England |
| Sinclair ZX Spectrum cass. | Siege on the Volga | 1985 | Omega Games |
| Sinclair ZX Spectrum cass. | Silly Adventure Number One | 1985 | Magnetic Magazines, Ltd. |
| Sinclair ZX Spectrum cass. | Silver 199 Range: Buccaneer Model 000563 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. |  Silver 199 Range: Dark Star Model 010548 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Silver 199 Range: River Raid Model 001782 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Silver 199 Range: Seabase Delta Model 000525 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Silver 199 Range: Space Shuttle Model 010708 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Silver 199 Range: Star Firebirds Model 000570 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Silver 199 Range: Willow Pattern Model 001249 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Silver 199 Range: Zenji Model 001867 | 1985 | Firebird Soft. UK 012439 |
| Sinclair ZX Spectrum cass. | Skabet | 1985 | JC Jumbo Data Denmark |
| Sinclair ZX Spectrum cass. | Ski Star 2000 | 1985 | Shepherd Soft., Richard |
| Sinclair ZX Spectrum cass. | Sky Warrior | 1985 | Reelax Games |
| Sinclair ZX Spectrum cass. | Skyfox Model AS 22014 | 1985 | Ariolasoft Germany |
| Sinclair ZX Spectrum cass. | Smudge & the Moonies | 1985 | Nationsoft |
| Sinclair ZX Spectrum cass. | Snaffle | 1985 | Longman Soft. |
| Sinclair ZX Spectrum cass. | Snapple Hopper | 1985 | Macmillan Soft. |
| Sinclair ZX Spectrum cass. | Snodgits Model TNDC 431 | 1985 | Creative Sparks |
| Sinclair ZX Spectrum cass. | Soft Spectrum issue 02 | 1985 | Editorial Grupo Veintiuno |
| Sinclair ZX Spectrum cass. | Soft Spectrum issue 03 | 1985 | Editorial Grupo Veintiuno |
| Sinclair ZX Spectrum cass. | Soft Spectrum issue 04 | 1985 | Grupo de Trabajo Soft. |
