| 25020 | Three New Character Sets | ZX-Spectrum 48K | English |
| 30433 | Three Octopuses | ZX-Spectrum 48K | Multi-language: English, Russian |
| 13305 | Three-D Maze | ZX-Spectrum 48K | English |
| 17696 | Three-D Maze II | ZX-Spectrum 48K | English |
| 12174 | Thrill Time Gold 1 | ZX-Spectrum 48K | English |
| 12175 | Thrill Time Gold 2 | ZX-Spectrum 48K | English |
| 13175 | Thrill Time Gold 3 | ZX-Spectrum 48K | English |
| 11375 | Thrill Time Platinum 1 | ZX-Spectrum 48K | English |
| 10305 | Thriller | ZX-Spectrum 48K | English |
| 19895 | Thriller | ZX-Spectrum 48K | English |
| 44015 | Throbbing Headache | ZX-Spectrum 48K | English |
| 44066 | Throbby Heartache | ZX-Spectrum 48K | English |
| 5243 | Throne of Fire | ZX-Spectrum 48K | English |
| 25516 | Through the Keyhole | ZX-Spectrum 48K | English |
| 25624 | Through the Pentacle | ZX-Spectrum 48K | English |
| 24313 | Through the Square Window | ZX-Spectrum 48K | English |
| 5390 | Through the Trap Door | ZX-Spectrum 48K | English |
| 5245 | Thrust | ZX-Spectrum 48K | English |
| 5246 | Thrust II | ZX-Spectrum 48K | English |
| 5248 | Thrusta | ZX-Spectrum 48K | English |