Top games by current player count
Current Players Peak Today   Game
 
716,133 934,015   Dota 2
669,871 669,871   Counter-Strike: Global Offensive
78,137 78,137   DARK SOULS III
77,093 77,972   Team Fortress 2
60,102 60,102   Football Manager 2016
58,414 58,870   ARK: Survival Evolved
58,364 58,486   Garry's Mod
57,160 57,160   Sid Meier's Civilization V
54,029 56,350   Rocket League
43,363 47,104   Warframe

Steam Hardware & Software Survey
Steam Stats