The best online co-op games

Play as a team from different houses. Ranked by Steam reviews, so the games people actually enjoy come first.

456 games, ranked by Steam reviews. Updated 27 October 2026. Filter these in the finder

• 1 Terraria Up to 255 playersCo-opVersusOnline May 16, 2011 Overwhelmingly positive97% of 604,935
  $9.99
• 2 Garry's Mod Up to 128 playersCo-opVersusOnlineLAN Nov 29, 2006 Overwhelmingly positive97% of 542,287
  $9.99
• 3 Stardew Valley Up to 4 playersCo-opSame screenOnlineLAN Feb 26, 2016 Overwhelmingly positive98% of 396,384
  $14.99
• 4 Baldur's Gate 3 Up to 4 playersCo-opSame screenOnlineLAN Aug 3, 2023 Overwhelmingly positive96% of 451,625
  $59.99
• 5 ELDEN RING Up to 3 playersCo-opVersusOnline Feb 24, 2022 Very positive94% of 437,084
  $59.99
• 6 Lethal Company Up to 4 playersCo-opOnline Oct 23, 2023 Overwhelmingly positive97% of 276,779
  $9.99
• 7 Phasmophobia Up to 4 playersCo-opOnline Sep 18, 2020 Very positive94% of 360,575
  -30%$19.99$13.99
• 8 Left 4 Dead 2 Up to 8 playersCo-opVersusSame screenOnline Nov 16, 2009 Overwhelmingly positive97% of 234,540
  $9.99
• 9 Bloons TD 6 Up to 4 playersCo-opOnline Dec 17, 2018 Overwhelmingly positive97% of 232,266
  $13.99
• 10 Schedule I Up to 4 playersCo-opOnline Mar 24, 2025 Overwhelmingly positive97% of 204,146
  $19.99
• 11 Portal 2 Up to 2 playersCo-opSame screenOnlineRemote Play Apr 18, 2011 Overwhelmingly positive98% of 174,666
  $9.99
• 12 Among Us Up to 15 playersCo-opVersusOnlineLAN Nov 16, 2018 Very positive92% of 382,959
  $4.99
• 13 Valheim Up to 10 playersCo-opOnline Sep 9, 2026 Very positive94% of 267,188
  $29.99
• 14 Deep Rock Galactic Up to 4 playersCo-opOnline May 13, 2020 Overwhelmingly positive97% of 171,513
  -70%$29.97$8.99
• 15 Red Dead Redemption 2 Up to 4 playersCo-opVersusOnline Dec 5, 2019 Very positive92% of 318,360
  $59.99
• 16 Euro Truck Simulator 2 Co-opSame screenOnlineRemote Play Oct 12, 2012 Overwhelmingly positive97% of 147,090
  $19.99
• 17 Vampire Survivors Up to 4 playersCo-opSame screenOnlineRemote Play Oct 20, 2022 Overwhelmingly positive98% of 128,431
  $4.99
• 18 Palworld Co-opOnlineCrossplay Jul 9, 2026 Overwhelmingly positive95% of 184,765
  $29.99
• 19 Warframe Up to 4 playersCo-opOnlineCrossplay Mar 25, 2013 Very positive91% of 303,569
  Free
• 20 The Forest Up to 8 playersCo-opOnlineLAN Apr 30, 2018 Overwhelmingly positive95% of 178,294
  -80%$19.95$3.99
• 21 Satisfactory Up to 4 playersCo-opOnlineCrossplay Sep 10, 2024 Overwhelmingly positive97% of 138,520
  $39.99
• 22 Factorio Co-opOnlineLANCrossplay Aug 14, 2020 Overwhelmingly positive98% of 118,624
  $35.00
• 23 Risk of Rain 2 Up to 4 playersCo-opVersusOnline Aug 11, 2020 Overwhelmingly positive95% of 165,132
  $24.99
• 24 R.E.P.O. Up to 6 playersCo-opOnline Feb 26, 2025 Overwhelmingly positive96% of 140,538
  -35%$9.98$6.49
• 25 Rust Many playersCo-opVersusOnlineCrossplay Feb 8, 2018 Very positive86% of 533,938
  -50%$39.98$19.99
• 26 PEAK Up to 4 playersCo-opOnline Jun 16, 2025 Overwhelmingly positive95% of 147,583
  $7.99
• 27 Project Zomboid Up to 32 playersCo-opVersusSame screenOnline Nov 8, 2013 Very positive93% of 161,374
  $24.99
• 28 American Truck Simulator Up to 8 playersCo-opSame screenOnlineRemote Play Feb 2, 2016 Overwhelmingly positive97% of 95,921
  $19.99
• 29 Unturned Co-opVersusOnlineLAN Jul 7, 2017 Very positive90% of 221,320
  Free
• 30 Tom Clancy's Rainbow Six Siege Up to 10 playersCo-opVersusOnline Dec 1, 2015 Very positive81% of 823,492
  Free
• 31 Raft Up to 8 playersCo-opOnline Jun 20, 2022 Very positive93% of 130,604
  $19.99
• 32 Halo: The Master Chief Collection Up to 16 playersCo-opVersusOnlineLAN Dec 3, 2019 Very positive91% of 165,258
  $39.99
• 33 DARK SOULS™ III Up to 6 playersCo-opOnline Apr 11, 2016 Very positive94% of 107,900
  $59.99
• 34 Dying Light Up to 4 playersCo-opVersusOnline Jan 26, 2015 Very positive94% of 99,756
  -90%$24.90$2.49
• 35 DOOM Up to 12 playersCo-opOnline May 12, 2016 Overwhelmingly positive95% of 85,297
  $19.99
• 36 Divinity: Original Sin 2 - Definitive Edition Up to 4 playersCo-opVersusSame screenOnline Sep 14, 2017 Overwhelmingly positive95% of 83,891
  $44.99
• 37 Don't Starve Together Up to 4 playersCo-opVersusOnlineLAN Apr 21, 2016 Overwhelmingly positive95% of 82,416
  -66%$14.97$5.09
• 38 Muck Co-opVersusOnline Jun 5, 2021 Very positive93% of 102,884
  Free
• 39 Monster Hunter: World Up to 16 playersCo-opOnline Aug 8, 2018 Very positive92% of 116,605
  $29.99
• 40 Teardown Co-opVersusOnline Apr 21, 2022 Overwhelmingly positive95% of 76,894
  $29.99
• 41 Bloodborne Up to 3 playersCo-opOnline Mar 24, 2015 No reviews yet
  -50%$19.99$9.99
• 42 Arma 3 Up to 240 playersCo-opVersusOnlineLAN Sep 12, 2013 Very positive91% of 111,647
  $29.99
• 43 HELLDIVERS™ 2 Up to 4 playersCo-opOnline Feb 8, 2024 Mostly positive79% of 640,915
  $39.99
• 44 Path of Exile Up to 6 playersCo-opVersusOnline Oct 23, 2013 Very positive89% of 143,203
  Free
• 45 Hearts of Iron IV Co-opOnlineCrossplay Jun 6, 2016 Very positive90% of 123,320
  $49.99
• 46 Borderlands 2 Up to 4 playersCo-opOnline Sep 17, 2012 Very positive90% of 123,137
  $19.99
• 47 PAYDAY 2 Up to 4 playersCo-opOnline Aug 13, 2013 Very positive87% of 175,631
  -50%$9.98$4.99
• 48 WEBFISHING Up to 247 playersCo-opOnline Oct 11, 2024 Overwhelmingly positive97% of 50,092
  $4.99
• 49 Sea of Thieves: 2026 Edition Up to 4 playersCo-opVersusOnlineCrossplay Jun 3, 2020 Very positive88% of 147,935
  $39.99
• 50 Castle Crashers® Up to 4 playersCo-opVersusSame screenOnline Sep 26, 2012 Overwhelmingly positive97% of 46,535
  $14.99