| 29616 | Probability | ZX81 16K | English |
| 20033 | Probability Distribution | ZX-Spectrum 48K | English |
| 15482 | Probably the Last Big Disk | ZX-Spectrum 128 +3 | English |
| 41080 | Probe | ZX81 16K | English |
| 2001161 | Problems for Computer Solution - Student Edition | - | English |
| 2001162 | Problems for Computer Solution - Teacher Edition | - | English |
| 40204 | Procedure | ZX81 16K | English |
| 26942 | Procedures | ZX-Spectrum 48K | English |
| 20777 | Proceeding Electronic System Printer Interface | ZX-Spectrum 16K | English |
| 23746 | Procopier | ZX-Spectrum 48K | English |
| 22124 | Procross | ZX-Spectrum 48K | English |
| 21887 | Procsim | ZX-Spectrum 48K | English |
| 41128 | Proctim | ZX81 16K | English |
| 20128 | Prodcost | ZX-Spectrum 48K | English |
| 21470 | Prodigi Editor | ZX-Spectrum 48K | English |
| 3892 | Prodigy | ZX-Spectrum 48K | English |
| 25497 | Production Line | ZX-Spectrum 48K | English |
| 38203 | Professional A Psychotic Madman Kidnaps You And Will Only Release You When You Complete A ZX Spectrum Game Ten Times, Back To Back Simulator | ZX-Spectrum 48K | English |
| 10899 | Professional Adventure Writer - User Overlays | ZX-Spectrum 48K | English |
| 9396 | Professional BMX Simulator | ZX-Spectrum 48K/128K | English |