| Y Commander | | | Utility: Media Admin |
| Ya Vendran Tiempos Mejores | | Individual Software Service | General: Education |
| Yamaha TX7/DX7 Editor | | | Utility: Music |
| Yamaha TX7/DX7 Editor | | | Utility: Music |
| Yard Improvement Planner | | | General: Domestic |
| Yards, Feet and Inches | | | Utility: Maths/Science |
| Yellow Umbrella Shop | 1984 | Colin Jelley | General: Business |
| Yewser Reset Switch | | | Hardware: undetermined |
| YM-Player | | | Utility: Music |
| Yo Hablo | | | Utility: Sound/Speech |
| Yogaclip | | | Utility: Clip-Art |
| Young Learners 1 | | | General: Education |
| Young Learners 2 | 1983 | Rose Software | General: Education |
| Young Maths | | | General: Education |
| Young Person’s Computer Bible | 1986 | The Methodist Church | General: Education |
| Your Adventure | | | General: Education |
| Your Fortune in the Cards | | | Utility: Prediction |
| Your Health | | | General: Domestic |
| Your Horoscope | | | Utility: Prediction |
| Your Next Move | | | General: Education |
| Your Sinclair Pokes Party Pack | 1990 | Your Sinclair | Utility: Hacker/Security |
| Your Team | 1984 | Bec Sports | General: Domestic |
| YOX Assembler | | | Programming: Assembler/Mcode |
| YS MegaBasic | 1984 | Your Spectrum | Programming: BASIC |
| YS2 | | | Utility: Visual/Screen |
| YU the Music Box | | MS-CID | Utility: Music |