Steam in September 2015
The month’s most played games by average concurrent players, with the change on August 2015.
Biggest risers
Most players gained on the month before, among games with 1,000+ players then.
- 1
Killing Floor 21,257 → 4,781 players on average+280% - 2
XCOM: Enemy Unknown3,796 → 5,975 players on average+57% - 3
Company of Heroes 24,525 → 6,074 players on average+34% - 4
Middle-earth™: Shadow of Mordor™1,899 → 2,518 players on average+33% - 5
Chivalry: Medieval Warfare1,389 → 1,796 players on average+29% - 6
Geometry Dash1,232 → 1,486 players on average+21% - 7
Starbound2,625 → 3,090 players on average+18% - 8
DARK SOULS™ II: Scholar of the First Sin2,726 → 3,188 players on average+17% - 9
Total War: ATTILA3,244 → 3,773 players on average+16% - 10
Batman™: Arkham Knight1,260 → 1,439 players on average+14%
Launched this month
Games whose first months on Steam started here, by players at launch.
- 1
METAL GEAR SOLID V: THE PHANTOM PAINlaunched Sep 201543,151 - 2
Mad Maxlaunched Sep 201511,625 - 3
Undertalelaunched Sep 20153,496 - 4
Blood Bowl 2: Legendary Edition (Classic)launched Sep 20151,434 - 5
Act of Aggression - Reboot Editionlaunched Sep 2015875 - 6
SOMAlaunched Sep 2015431 - 7
Plague Inc: Evolvedlaunched Sep 2015389 - 8
Big Pharmalaunched Sep 2015324
Top 50 of September 2015
| # | Game | Avg. players | Peak | Change | Was |
|---|---|---|---|---|---|
| 1 |  Dota 2 | 508,157 | 888,728 | -16% | #1 |
| 2 |  Counter-Strike: Global Offensivenow Counter-Strike 2 | 355,905 | 725,939 | -0.5% | #2 |
| 3 |  Team Fortress 2 | 55,777 | 90,718 | -7.8% | #3 |
| 4 | METAL GEAR SOLID V: THE PHANTOM PAIN | 43,151 | 90,952 | new | — |
| 5 |  ARK: Survival Evolved | 35,498 | 60,299 | -21% | #4 |
| 6 |  Sid Meier's Civilization® V | 30,072 | 52,194 | -13% | #6 |
| 7 |  Clicker Heroes | 29,040 | 41,779 | -8% | #7 |
| 8 |  Garry's Mod | 25,602 | 51,555 | -29% | #5 |
| 9 |  Grand Theft Auto V | 25,388 | 46,917 | -18% | #8 |
| 10 |  Warframe | 22,068 | 38,904 | -24% | #10 |
| 11 |  Terraria | 17,667 | 33,538 | -39% | #9 |
| 12 |  Arma 3 | 16,962 | 33,954 | -5.1% | #13 |
| 13 |  Unturned | 16,831 | 35,834 | -16% | #12 |
| 14 |  Counter-Strike | 12,886 | 23,130 | -7.9% | #16 |
| 15 |  Rust | 12,411 | 24,075 | -17% | #15 |
| 16 |  PAYDAY 2 | 11,898 | 24,367 | -28% | #14 |
| 17 |  Trove | 11,776 | 24,131 | -49% | #11 |
| 18 | Mad Max | 11,625 | 33,356 | new | — |
| 19 |  AdVenture Capitalist | 9,666 | 20,278 | -5.2% | #19 |
| 20 |  War Thunder | 8,865 | 15,575 | -13% | #20 |
| 21 |  SMITE® | 8,042 | 19,957 | new | — |
| 22 |  Total War: ROME II - Emperor Edition | 7,683 | 14,179 | -1.4% | #26 |
| 23 |  Euro Truck Simulator 2 | 7,331 | 16,108 | -9% | #25 |
| 24 |  Left 4 Dead 2 | 7,195 | 13,055 | -30% | #18 |
| 25 |  Mount & Blade: Warband | 7,192 | 15,668 | -12% | #23 |
| 26 |  Counter-Strike: Source | 7,166 | 13,553 | -11% | #24 |
| 27 |  Europa Universalis IV | 6,963 | 12,911 | -1.8% | #29 |
| 28 |  DayZ | 6,890 | 13,017 | -22% | #21 |
| 29 |  The Witcher 3: Wild Hunt — Remastered | 6,259 | 13,733 | -12% | #28 |
| 30 |  Borderlands 2 | 6,143 | 15,346 | -20% | #27 |
| 31 | Company of Heroes 2 | 6,074 | 13,473 | +34% | #35 |
| 32 |  Fallout: New Vegas | 5,985 | 11,596 | -28% | #22 |
| 33 | XCOM: Enemy Unknown | 5,975 | 19,807 | +57% | #37 |
| 34 |  The Binding of Isaac: Rebirth | 5,903 | 10,247 | +1.1% | #31 |
| 35 |  Path of Exile | 5,677 | 10,759 | -50% | #17 |
| 36 |  Cities: Skylines | 5,210 | 16,148 | +5.4% | #33 |
| 37 | Killing Floor 2 | 4,781 | 24,113 | +280% | #79 |
| 38 |  FINAL FANTASY XIV Online | 4,636 | 7,871 | -23% | #30 |
| 39 |  Arma 2: Operation Arrowhead | 4,438 | 9,424 | -22% | #32 |
| 40 |  Elite Dangerous | 4,129 | 13,163 | +5.4% | #36 |
| 41 | Total War: ATTILA | 3,773 | 9,197 | +16% | #42 |
| 42 |  7 Days to Die | 3,547 | 5,649 | -25% | #34 |
| 43 |  Crusader Kings II | 3,272 | 6,090 | -11% | #39 |
| 44 | DARK SOULS™ II: Scholar of the First Sin | 3,188 | 6,656 | +17% | #48 |
| 45 |  Age of Empires II (Retired) | 3,185 | 5,840 | -7.2% | #40 |
| 46 | Starbound | 3,090 | 6,085 | +18% | #50 |
| 47 |  Total War: EMPIRE – Definitive Edition | 3,045 | 5,641 | -4.6% | #44 |
| 48 |  Saints Row IV: Re-Elected | 3,015 | 21,885 | +252% | #118 |
| 49 |  Farming Simulator 15 | 2,906 | 6,540 | +12% | #51 |
| 50 |  Time Clickers | 2,878 | 4,180 | -24% | #38 |
Their best month ever
Games that never had more players on average than this month, after two years or more.
- METAL GEAR SOLID V: THE PHANTOM PAIN43,151 players on average · 133 months of history43,151
- Mad Max11,625 players on average · 151 months of history11,625
One Piece Pirate Warriors 3975 players on average · 136 months of history975- Act of Aggression - Reboot Edition875 players on average · 137 months of history875
Mortal Online769 players on average · 133 months of history769
RPG MO433 players on average · 134 months of history433- SOMA431 players on average · 134 months of history431
- Big Pharma324 players on average · 133 months of history324
Average and peak concurrent players per month from SteamCharts, used with permission; a year is ranked by its average over the months we have. Covers every game with live players today and every notable game (with a Wikipedia article) even if nobody plays it any more.