| Apple II 5.25 disk |  Ceiling Zero | 1981 | Turnkey Soft. |
| Apple II 5.25 disk | Chronicles of Osgorth: The Shattered Alliance | 1981 | SSI Strategic Simulations, Inc. 16685 |
| Apple II 5.25 disk | Computer Baseball | 1981 | SSI Strategic Simulations, Inc. 16685 |
| Apple II 5.25 disk | Computer Baseball Strategy | 1981 | Microcomputer Games |
| Apple II 5.25 disk | Computer Foosball | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
| Apple II 5.25 disk | Computer Quarterback | 1981 | SSI Strategic Simulations, Inc. 16685 |
| Apple II 5.25 disk | Computer Quarterback Second Edition | 1981 | SSI Strategic Simulations, Inc. 16685 |
| Apple II 5.25 disk | Conflict 2500 Model 40752 | 1981 | Microcomputer Games |
| Apple II 5.25 disk | Conglomerates Collide | 1981 | Rockroy |
| Apple II 5.25 disk | Copts and Robbers | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
| Apple II 5.25 disk | Cosmic Combat | 1981 | Highland Computer Services |
| Apple II 5.25 disk | County Fair | 1981 | Datamost, Inc. |
| Apple II 5.25 disk | Creature Venture | 1981 | Highland Computer Services |
| Apple II 5.25 disk | Creature Venture | 1981 | Softsmith Soft. |
| Apple II 5.25 disk | Crossfire | 1981 | On-Line Systems USA |
| Apple II 5.25 disk | Crown of Arthain | 1981 | Micro Lab, Inc. |
| Apple II 5.25 disk | Crush, Crumble and Chomp! | 1981 | Automated Simulations, Inc. |
| Apple II 5.25 disk | Customized Alphabet Drills | 1981 | Random House, Inc. |
| Apple II 5.25 disk | Cyborg | 1981 | Sentient Soft. |
| Apple II 5.25 disk | Cyclod | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
| Apple II 5.25 disk | David's Midnight Magic Model APDSK-2 | 1981 | SubLOGIC Corp. Champaign, IL, USA |
| Apple II 5.25 disk | Decimals and Percent - Decimals Practice Problems | 1981 | Society for Visual Education |
| Apple II 5.25 disk | Demon's Forge | 1981 | Saber Soft. |
| Apple II 5.25 disk | Dinner on a Disk | 1981 | Softsmith Soft. |
| Apple II 5.25 disk | Dogfight II | 1981 | Micro Lab, Inc. |
| Apple II 5.25 disk | Dragon Fire | 1981 | Level-10 |
| Apple II 5.25 disk | Dunjonquest: Sorcerer of Siva | 1981 | Automated Simulations, Inc. |
| Apple II 5.25 disk | Elementary Vol. 6 Model MECC-A725 | 1981 | MECC Minnesota Educational Computing Corp. |
| Apple II 5.25 disk | Elementary Vol. 7 Model MECC-A731 | 1981 | MECC Minnesota Educational Computing Corp. |
| Apple II 5.25 disk | Eliminator | 1981 | Anderson, John |
| Apple II 5.25 disk | Eliminator Model 042-0134 | 1981 | Adventure International |
| Apple II 5.25 disk | Empire of the Overmind Model 41152 | 1981 | Microcomputer Games |
| Apple II 5.25 disk | Epoch | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
| Apple II 5.25 disk | Ernie's Quiz | 1981 | Apple Computer, Inc. |
| Apple II 5.25 disk | Escape from Arcturus | 1981 | Synergistic Soft. Bellevue, WA, USA |
| Apple II 5.25 disk | Escape! | 1981 | SubLOGIC Corp. Champaign, IL, USA |
| Apple II 5.25 disk | Falcons | 1981 | Piccadilly Soft. |
| Apple II 5.25 disk | Fantasyland 2041 A.D. | 1981 | Crystalware |
| Apple II 5.25 disk | Firebird | 1981 | Gebelli Soft. |
| Apple II 5.25 disk | Fly Wars | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
