| Sinclair ZX Spectrum cass. |  Implosion | 198? | Alternative Soft., Ltd. |
| Sinclair ZX Spectrum cass. | Impossible Mission Model RAS 030 | 198? | Ricochet Mastertronic Group UK |
| Sinclair ZX Spectrum cass. |  Impuls Cassette 004 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 005 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 006 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 008 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 009 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 010 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 011 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 012 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 013 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 014 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 051 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 052 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | Impuls Cassette 053 | 198? | Impulsoft |
| Sinclair ZX Spectrum cass. | In Search Of Angels | 198? | GI Games |
| Sinclair ZX Spectrum cass. | Indiana Jones and the Last Crusade | 198? | Kixx 013442 |
| Sinclair ZX Spectrum cass. |  Indiana Jones and the Temple of Doom | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Indiana Jones Y La Ultima Cruzada Model M1 J001 | 198? | Musical 1, S.A. Spain |
| Sinclair ZX Spectrum cass. | Indiana Jones Y La Ultima Cruzada Model SE 542 | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Inheritance | 198? | Mikro-Gen UK |
| Sinclair ZX Spectrum cass. | Inside Outing | 198? | Dro Soft. Madrid, Spain |
| Sinclair ZX Spectrum cass. | Inspector Flukeit | 198? | Top Ten Soft. |
| Sinclair ZX Spectrum cass. | Intermediate Maths 2 | 198? | Rose Soft. |
| Sinclair ZX Spectrum cass. | International 3D Tennis | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | International Manager | 198? | Cult |
| Sinclair ZX Spectrum cass. | International Match Day | 198? | Investronica Spain |
| Sinclair ZX Spectrum cass. | International Rugby | 198? | Blue Ribbon Soft., Ltd. |
| Sinclair ZX Spectrum cass. | International Rugby Simulator | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | International Speedway | 198? | MCM Soft. Spain |
| Sinclair ZX Spectrum cass. | Into The Eagle's Nest | 198? | Players Soft. |
| Sinclair ZX Spectrum cass. | Invaders | 198? | Aackosoft Netherlands |
| Sinclair ZX Spectrum cass. | Invaders | 198? | ZX Data Denmark |
| Sinclair ZX Spectrum cass. | Invasion Force | 198? | Forward Soft. |
| Sinclair ZX Spectrum cass. | Invasores Del Espacio + Galaxian | 198? | Investronica Spain |
| Sinclair ZX Spectrum cass. | Investronica Lapiz Optico | 198? | Investronica Spain |
| Sinclair ZX Spectrum cass. | IQ Test | 198? | Alfa Soft. |
| Sinclair ZX Spectrum cass. | IQ Test | 198? | Flowchart |
| Sinclair ZX Spectrum cass. | Italia '90 - World Cup Soccer | 198? | Dro Soft. Madrid, Spain |
| Sinclair ZX Spectrum cass. | Italia 90 | 198? | Erbe Soft. Spain |
