| Acorn BBC/Electron cass. |  Abyss | 1984 | CCS Cases Computer Simulations, Ltd. London, England |
| Sinclair ZX Spectrum cass. | Abyss | 1984 | CCS Cases Computer Simulations, Ltd. London, England |
| NEC PC-8801 Series disk | Abyss | 1984 | HummingBird Japan |
| Fujitsu FM-7 5.25in. disk | Abyss | 1984 | HummingBird Japan |
| Fujitsu FM-8 disk | Abyss | 1984 | HummingBird Japan |
| Sinclair ZX Spectrum cass. | Accelerator | 1984 | Century City Soft. |
| Dragon cass. | Ace High! Mk.2 | 1984 | Williams, Tudor |
| Commodore C64 type-in | Aces High | 1984 | Interface Publications |
| Acorn BBC Micro B disk | Acheton Model SNG37 | 1984 | Acornsoft, Ltd. England |
| Nintendo Famicom BASIC type-in | Achilles VS Nitanita | 1984 | Dempa Shinbunsha Japan |
| Sinclair ZX Spectrum type-in | Ack Ack | 1984 | Business Press International, Ltd. |
| Sinclair ZX Spectrum cass. | Ack Ack Attack | 1984 | ZX Computing |
| NEC PC-8201 type-in | ACLM-82 version | 1984 | Dempa Shinbunsha Japan |
| Bally Astrocade type-in | Acme Driving Test | 1984 | Fabris, Robert San Jose, CA, USA |
| Sinclair ZX Spectrum cass. | Acorn's Quest | 1984 | AH Soft. |
| Acorn BBC Micro B disk |  Acornsoft Demo Disk Ver. 1.0 | 1984 | Acornsoft, Ltd. England |
| Commodore C64 type-in | Acrobat | 1984 | Compute! Publications, Inc. |
| Arcade Video game |  Acrobatic Dog-Fight | 1984 | Data East USA, Inc. |
| NEC PC-9801 Series type-in | Action Buggy | 1984 | Dempa Shinbunsha Japan |
| HP-86/87 disk | Action Games Model 92248-15004 | 1984 | Hewlett-Packard |
| Atari 2600 cart. |  Actionauts | 1984 | Imagic, Inc. Los Gatos, CA, USA |
| Sinclair ZX Spectrum cass. | Ad Astra | 1984 | Gargoyle Games |
| Texas instrument TI-99/4A type-in | Adam et Eve | 1984 | Shift Editions Paris, France |
| Commodore VIC-20 type-in | Addition and Subtraction | 1984 | Granada Publishing |
| Thomson TO7 type-in | Addition des Nombres Decimaux | 1984 | Shift Editions Paris, France |
| Commodore C64 disk | Addition Drill | 1984 | J&F Publishing, Inc. |
| Apple II 5.25 disk | Addition Magician | 1984 | Learning Co., The |
| Commodore C64 disk | Addition Magician | 1984 | Learning Co., The |
| Commodore C64 type-in | Addition und Subtraktion | 1984 | Moderne Verlags-Gesellschaft |
| Thomson TO7 cass. | Additions a Trous | 1984 | Shift Editions Paris, France |
| Amstrad CPC 464 disk | Admiral Graf Spee | 1984 | Amsoft |
| Amstrad CPC cass. | Admiral Graf Spee Model AMC-118 | 1984 | Indescomp Spain |
| Amstrad CPC cass. | Admiral Graf Spee Model S146 | 1984 | Indescomp Spain |
| Atari 2600 cart. | Advanced Dungeons & Dragons - Tower of Mystery Model MT7175 | 1984 | M Network Mattel Electronics Hawthorne, California, USA |
| Kaypro disk | Adventure | 1984 | CDE Soft. |
| Kaypro disk | Adventure | 1984 | Software Toolworks, The |
| Acorn BBC Micro B cass. | Adventure #10: Savage Island Part One | 1984 | Adventure International |
| Acorn BBC Micro B cass. | Adventure #11: Savage Island Part Two | 1984 | Adventure International |
| Acorn BBC Micro B cass. | Adventure #1: Adventureland | 1984 | Adventure International |
| Dragon cass. | Adventure #1: Adventureland | 1984 | Adventure International |
