| PC/MS-Windows pack. |  A Piano Tale Model 1982790 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pigeon Detective Game - Twin Beaks Model 1875230 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pinch of Magic Model 1587180 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. |  A pirate quartermaster Demo Model 1320200 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A pirate quartermaster Model 1112580 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pirate's Pleasure Demo Model 1183250 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pirate's Pleasure Model 1183230 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pixel Story Model 339460 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Place for the Unwilling Model 1064310 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Place, Forbidden Model 1333920 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Plague Tale - Innocence Demo Model 1096660 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Plague Tale - Requiem Model 1182900 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Planet of Mine Model 1170980 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Player's Heart Demo Model 1223400 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Player's Heart Model 1223390 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Plot Story Model 699160 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Plunge into Darkness Model 615700 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Potion For Chamomile Model 2173750 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pretty Broken Adventure Model 2288530 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pretty Odd Bunny Demo Model 1483050 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Pretty Odd Bunny Model 1470380 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Priest Walks Into a Graveyard Model 2403020 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Princess of Fallen Kingdom Model 1632310 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Princess' Tale Model 461380 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Promise Best Left Unkept Model 2219000 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Purrtato Tail - By the Light of the Elderstar Model 661750 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Quest That Became Legend Model 2080130 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Quick Death Model 654000 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Quiet Mind Model 860930 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Quiver of Crows Model 347280 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Rabbit and the Mystic Fog Model 1282120 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Rat's life - the Cat Conspiracy Demo Model 2280880 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Raven Monologue Model 744810 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Rip In Time Model 651370 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Rite from the Stars Demo Model 915050 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Rite from the Stars Model 792370 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Robot Named Fight Model 603530 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Robot's Journey Demo Model 1765840 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Robot's Journey Model 1465900 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | A Rocket's Intensity Demo Model 2417680 | 20?? | Steam Valve Corp. |
