| 8298 | Conversion Tape II | ZX-Spectrum 48K | English |
| 2646 | Conversion Tape III | ZX-Spectrum 48K | English |
| 43033 | Conversion Utility 1 | ZX-Spectrum 48K | English |
| 25894 | Conversion Utility 2 | ZX-Spectrum 48K | English |
| 25895 | Conversion Utility 3 | ZX-Spectrum 48K | English |
| 25896 | Conversion Utility 4 | ZX-Spectrum 48K | English |
| 25897 | Conversion Utility 5 | ZX-Spectrum 48K | English |
| 17311 | Conversion Utility 5F | ZX-Spectrum 48K | English |
| 26648 | Conversions | ZX-Spectrum 16K | English |
| 24110 | Conversions | ZX-Spectrum 48K | English |
| 8041 | Convert | ZX-Spectrum 16K | English |
| 19602 | Convert 1 | ZX-Spectrum 48K | English |
| 23647 | Convert 2 | ZX-Spectrum 48K | English |
| 26190 | Convert Date to Day | ZX-Spectrum 16K | English |
| 22087 | Convertall! | ZX-Spectrum 48K | English |
| 24111 | Converter | ZX-Spectrum 48K | English |
| 39758 | Converting BASIC (String Slicing) | ZX-Spectrum 16K/48K | English |
| 25275 | Convertor | ZX-Spectrum 48K | English |
| 23688 | Convertor ZX-Screen - BMP Picture | ZX-Spectrum 48K | English |
| 41322 | Conveyor Belt | ZX81 16K | English |