| 11492 | Assembler and Machine Code Debugger | ZX-Spectrum 48K | English |
| 21289 | Assembler for Scorpion 256 | Pentagon 128 | English |
| 19720 | Assembler/Disassembler | ZX-Spectrum 16K | English |
| 19726 | Assembler/Editor | ZX-Spectrum 16K | English |
| 26841 | Assembler/Editor | ZX-Spectrum 48K | English |
| 30425 | Assembloids ZX | ZX-Spectrum 48K | English |
| 2000982 | Assembly Language Assembled for the Sinclair ZX81 | - | English |
| 2000039 | Assembly Language Programming on the Sinclair QL | Sinclair QL | English |
| 43413 | Assembly Language for Arcade Games - Cassette | ZX-Spectrum 16K | English |
| 2000038 | Assembly Language for Arcade Games and Other Fast Spectrum Programs | - | English |
| 41349 | Assembly Line | ZX-Spectrum 48K | English |
| 26077 | Asset Stripper | ZX-Spectrum 48K | English |
| 10726 | Assignment East Berlin | ZX-Spectrum 48K | English |
| 24555 | Assignment Hong Kong | ZX-Spectrum 48K | English |
| 19374 | Associative Database System | ZX-Spectrum 48K | English |
| 12645 | Assorty Megademo | ZX-Spectrum 128K | English |
| 25548 | Assylum | ZX-Spectrum 48K | English |
| 22763 | Asterclipx | ZX-Spectrum 48K | English |
| 290 | Asterix and the Magic Cauldron | ZX-Spectrum 48K | English |
| 27938 | Asteroid | ZX-Spectrum 48K | English |