| PC/MS-Windows pack. |  Al Emmo's Postcards From Anozira Model 375020 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Al-Fine Model 545330 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Al-Qadim - The Genie's Curse Model 1904640 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alabama Bones Adventures Model 2051770 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Aladdin - Hidden Objects Game Model 1258480 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Aladdin - Save The Princess Model 1523170 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Aladin & The Enchanted Lamp Model 827100 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. |  Alakenisland Demo Model 2121140 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alakenisland Model 1927820 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alala - Wake Mi Up! Model 628820 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alaloth - Champions of the Four Kingdoms Model 919360 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan - Rift Breakers Model 781120 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan and The Kid Model 1767710 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan Sharp Demo Model 1327270 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan Sharp Model 1185360 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan Wake Model 108710 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan's Attitude Model 1158990 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan's Automaton Workshop Demo Model 1551900 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alan's Automaton Workshop Model 1289990 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alas Astra Model 1361660 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alaskan Truck Simulator Demo Model 2000330 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alaskan Truck Simulator Model 849100 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alba - A Wildlife Adventure Model 1337010 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albacete Warrior Model 1605480 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albedo - Eyes From Outer Space Model 277520 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albedon Wars Demo Model 1162060 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albedon Wars Model 867470 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert and Camille's Little Lille Adventure Model 1804580 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert and Otto - The Adventure Begins Model 368590 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert and Puzzle Mansion Model 1658390 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert Innovation Model 1948620 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert Mort - Desert Heat Model 670780 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert Wilde - Quantum P.I. Demo Model 1877470 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert Wilde - Quantum P.I. Model 1810670 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert's Journey Demo Model 1300870 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albert's Journey Model 1220110 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albino Lullaby Demo Model 367320 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Albion Online Model 761890 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Album Corvus Model 843230 | 20?? | Steam Valve Corp. |
| PC/MS-Windows pack. | Alcatraz - VR Escape Room Model 573270 | 20?? | Steam Valve Corp. |
