Co-op and Online Co-Op Steam games
Stored observation / content update:
| Game | Release date | Positive reviews | Reviews | Price (USD) |
|---|---|---|---|---|
| Terraria | May 16, 2011 | 97% | 1,567,055 | 9.99 |
| Counter-Strike 2 | Aug 21, 2012 | 86% | 9,968,296 | Free |
| Garry's Mod | Nov 29, 2006 | 97% | 1,273,278 | 9.99 |
| Left 4 Dead 2 | Nov 16, 2009 | 98% | 1,068,433 | 9.99 |
| ELDEN RING | Feb 24, 2022 | 93% | 1,161,179 | 59.99 |
| Phasmophobia | Sep 18, 2020 | 94% | 842,777 | 19.99 |
| Team Fortress 2 | Oct 10, 2007 | 91% | 1,256,700 | Free |
| Lethal Company | Oct 23, 2023 | 97% | 511,739 | 9.99 |
| Don't Starve Together | Apr 21, 2016 | 95% | 545,977 | 14.99 |
| Bloons TD 6 | Dec 17, 2018 | 97% | 398,287 | 13.99 |
| tModLoader | May 16, 2020 | 97% | 386,153 | Free |
| R.E.P.O. | Feb 26, 2025 | 96% | 433,458 | 6.49 |
| Among Us | Nov 16, 2018 | 92% | 752,765 | 4.99 |
| Palworld | Jul 9, 2026 | 95% | 495,160 | 29.99 |
| Valheim | Sep 9, 2026 | 93% | 564,087 | 29.99 |
| Rust | Feb 8, 2018 | 87% | 1,412,507 | 19.99 |
| PEAK | Jun 16, 2025 | 94% | 384,586 | 4.95 |
| Risk of Rain 2 | Aug 11, 2020 | 94% | 356,672 | 24.99 |
| PAYDAY 2 | Aug 13, 2013 | 89% | 675,207 | 9.99 |
| It Takes Two | Mar 25, 2021 | 95% | 273,203 | 39.99 |
| Raft | Jun 20, 2022 | 93% | 380,791 | 19.99 |
| Dota 2 | Jul 9, 2013 | 80% | 2,810,086 | Free |
| Warframe | Mar 25, 2013 | 87% | 687,979 | Free |
| Tom Clancy's Rainbow Six Siege | Dec 1, 2015 | 82% | 1,569,161 | Free |
| Rocket League | Jul 6, 2015 | 87% | 586,819 | Not available |
| Halo: The Master Chief Collection | Dec 3, 2019 | 92% | 264,213 | 39.99 |
| Castle Crashers® | Sep 26, 2012 | 96% | 141,442 | 14.99 |
| Split Fiction | Mar 6, 2025 | 97% | 129,002 | 49.99 |
| Arma 3 | Sep 12, 2013 | 90% | 298,998 | 29.99 |
| Sea of Thieves | Jun 3, 2020 | 89% | 374,352 | 39.99 |
| Teardown | Apr 21, 2022 | 96% | 138,335 | 14.99 |
| Content Warning | Apr 1, 2024 | 94% | 164,317 | 7.99 |
| SCP: Secret Laboratory | Dec 29, 2017 | 91% | 235,776 | Free |
| Borderlands 2 | Sep 17, 2012 | 89% | 320,801 | 1.99 |
| Forza Horizon 5 | Nov 8, 2021 | 89% | 284,087 | 59.99 |
| Sid Meier's Civilization VI | Oct 20, 2016 | 86% | 380,988 | 59.99 |
| Starbound | Jul 22, 2016 | 92% | 165,606 | 5.99 |
| Stick Fight: The Game | Sep 28, 2017 | 93% | 125,580 | 4.99 |
| theHunter: Call of the Wild™ | Feb 16, 2017 | 89% | 204,913 | 19.99 |
| BattleBlock Theater® | May 15, 2014 | 97% | 72,992 | 14.99 |
| WEBFISHING | Oct 11, 2024 | 97% | 70,541 | 4.99 |
| Paladins | May 8, 2018 | 85% | 345,210 | Free |
| How to Fish | Aug 20, 2026 | 95% | 87,577 | 7.99 |
| Escape the Backrooms | Oct 23, 2025 | 90% | 169,916 | 7.99 |
| The Planet Crafter | Apr 10, 2024 | 96% | 75,144 | 23.99 |
| Scrap Mechanic | Jul 24, 2026 | 92% | 123,400 | 28.99 |
| Insurgency | Jan 22, 2014 | 92% | 124,500 | 14.99 |
| Gunfire Reborn | Nov 17, 2021 | 93% | 103,870 | 19.99 |
| Dead by Daylight | Jun 14, 2016 | 78% | 947,119 | 19.99 |
| Left 4 Dead | Nov 17, 2008 | 96% | 68,742 | 9.99 |