| 27401 | Into Oblivion | ZX-Spectrum 48K | English |
| 11808 | Into the Abyss | ZX-Spectrum 48K | English |
| 6487 | Into the Mystic | ZX-Spectrum 48K | English |
| 43689 | Into the Unknown | ZX-Spectrum 48K | English |
| 6344 | Intravoid | ZX-Spectrum 48K | English |
| 24846 | Intravoid | ZX-Spectrum 48K | English |
| 37964 | Intro | ZX-Spectrum 48K | Spanish |
| 23803 | Intro Maker | ZX-Spectrum 48K | English |
| 15093 | Introducing Science Extra - Using Your Computer | ZX-Spectrum 48K | English |
| 28226 | Introduction | ZX-Spectrum 48K | English |
| 19802 | Introduction to Economics | ZX-Spectrum 48K | English |
| 20280 | Introduction to Trigonometry | ZX-Spectrum 48K | English |
| 10997 | Introduction to Trigonometry | ZX-Spectrum 48K | English |
| 16298 | Intruder | ZX-Spectrum 48K | Spanish |
| 6488 | Intruder Alert | ZX-Spectrum 48K | English |
| 17392 | Intruder Alert + Invaders from Planet X | ZX-Spectrum 48K | English |
| 27690 | Intruders | ZX-Spectrum 48K | French |
| 43082 | Inundación | ZX-Spectrum 48K | Spanish |
| 35830 | InvAGDers | ZX-Spectrum 48K | English |
| 24151 | Invadas | ZX-Spectrum 48K | English |