| Apple II 5.25 disk |  Apple-oids and Chipout | 1981 | California Pacific Computer |
| Apple II 5.25 disk | Autobahn | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
| Apple II 5.25 disk | Back-40 Model 041-0042 | 1981 | Adventure International |
| Apple II 5.25 disk | Back-40 Model 042-0042 | 1981 | Adventure International |
| Apple II 5.25 disk | Basic Math Facts and Games | 1981 | Random House, Inc. |
| Apple II 5.25 disk | Beer Run | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
| Apple II 5.25 disk | Bez-MX | 1981 | Bez |
| Apple II 5.25 disk | Bezman | 1981 | Bez |
| Apple II 5.25 disk | Bezwars | 1981 | Bez |
| Apple II 5.25 disk | Black Hole | 1981 | DynaComp, Inc. |
| Apple II 5.25 disk | Blacksmith Market Falcons | 1981 | Unknown |
| Apple II 5.25 disk | Blister Ball and Mad Bomber | 1981 | Creative Computing Soft. |
| Apple II 5.25 disk | Borg | 1981 | Sirius Soft., Inc. Sacramento, CA, USA |
| Apple II 5.25 disk | Bug Attack | 1981 | Cavalier Computer Corp. |
| Apple II 5.25 disk | Cartels & Cutthroats | 1981 | SSI Strategic Simulations, Inc. 16685 |
| Apple II 5.25 disk | Castle Smurfenstein | 1981 | Dead Smurf |
| Apple II 5.25 disk | Castle Wolfenstein | 1981 | MUSE Soft. Micro Users Soft. Exchange |
| Apple II 5.25 disk | Castles of Darkness | 1981 | Cashen, Michael J. |
| 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 |
