| 2490 | Insurgency | ZX-Spectrum 48K | English |
| 8282 | Integer Compiler | ZX-Spectrum 48K | English |
| 20277 | Integrated Accounts | ZX-Spectrum 48K | English |
| 8283 | Integration | ZX-Spectrum 48K | English |
| 25115 | Intelligence Tutors & Tests 1 | ZX-Spectrum 48K | English |
| 25116 | Intelligence Tutors & Tests 2 | ZX-Spectrum 48K | English |
| 2491 | Intensity | ZX-Spectrum 48K | English |
| 21445 | Inter Mode Player | ZX-Spectrum 48K | English |
| 40369 | Inter-Music | ZX-Spectrum 48K | English |
| 29545 | Inter-Stellar Traffic | ZX81 16K | English |
| 11084 | Interactive BASIC Programming | ZX-Spectrum 48K | English |
| 874 | Interalia | ZX-Spectrum 48K | English |
| 22170 | Intercalc | ZX-Spectrum 48K | English |
| 29546 | Intercept | ZX80 | English |
| 35651 | Interceptor | ZX81 16K | English |
| 35173 | Interceptor 2020 | ZX-Spectrum 48K | English |
| 7482 | Interchrome | ZX-Spectrum 128 +2 | English |
| 22406 | Interclock | ZX-Spectrum 48K | English |
| 29547 | Interest Calculation | ZX81 1K | English |
| 39659 | Interesting Program | ZX-Spectrum 48K | English |