Best Co-op Games on Steam

Steam currently has 8,539 Co-op games available to download and play. Explore our list of the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Co-op game rankings were last updated on 3/21/2025.

Looking for more? Explore other lists such as:

1. Portal 2

The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!

Portal 2 banner

Portal 2 holds the #1 spot for "best Co-op game on Steam" with a Player Score of 98. Its score was calculated by analyzing a total of 429,040 reviews on Steam. This breaks down to a total of 423,427 positive reviews and 5,613 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $9.99 to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $9.99
Release Date 4/18/2011
Franchise Valve
Developer Valve
Publisher Valve
Steam App Id 620

2. Terraria

Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!

Terraria banner

Terraria has achieved a Player Score of 97, placing it in the #2 spot for the best Co-op games. Its score was calculated by analyzing a total of 1,391,143 reviews on Steam. This breaks down to a total of 1,356,245 positive reviews and 34,898 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $9.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $9.99
Release Date 5/16/2011
Developer Re-Logic
Publisher Re-Logic
Steam App Id 105600

3. Left 4 Dead 2

Set in the zombie apocalypse, Left 4 Dead 2 (L4D2) is the highly anticipated sequel to the award-winning Left 4 Dead, the #1 co-op game of 2008. This co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.

Left 4 Dead 2 banner

Left 4 Dead 2 has achieved a Player Score of 97, placing it in the #3 spot for the best Co-op games. Its score was calculated by analyzing a total of 951,128 reviews on Steam. This breaks down to a total of 927,700 positive reviews and 23,428 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $9.99 to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $9.99
Release Date 11/16/2009
Developer Valve
Publisher Valve
Steam App Id 550

4. WEBFISHING

WEBFISHING a multiplayer chatroom-focused fishing game! Relax and fish (on the web!)

WEBFISHING banner

WEBFISHING has achieved a Player Score of 96, placing it in the #4 spot for the best Co-op games. Its score was calculated by analyzing a total of 64,083 reviews on Steam. This breaks down to a total of 62,883 positive reviews and 1,200 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $4.99 to play and can be played and ran on Windows systems. At the moment, it is not possible to play or run WEBFISHING on the Steam Deck.

Steam Price $4.99
Release Date 10/11/2024
Developer lamedeveloper
Publisher lamedeveloper
Steam App Id 3146520

5. The Binding of Isaac: Rebirth

The Binding of Isaac: Rebirth is a randomly generated action RPG shooter with heavy Rogue-like elements. Following Isaac on his journey players will find bizarre treasures that change Isaac’s form giving him super human abilities and enabling him to fight off droves of mysterious creatures, discover secrets and fight his way to safety.

The Binding of Isaac: Rebirth banner

The Binding of Isaac: Rebirth has achieved a Player Score of 96, placing it in the #5 spot for the best Co-op games. Its score was calculated by analyzing a total of 336,564 reviews on Steam. This breaks down to a total of 327,647 positive reviews and 8,917 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $14.99 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $14.99
Release Date 11/4/2014
Developers
Publisher Nicalis, Inc.
Steam App Id 250900

6. Lethal Company

A co-op horror about scavenging at abandoned moons to sell scrap to the Company.

Lethal Company banner

Lethal Company has achieved a Player Score of 96, placing it in the #6 spot for the best Co-op games. Its score was calculated by analyzing a total of 482,910 reviews on Steam. This breaks down to a total of 469,586 positive reviews and 13,324 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $9.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Lethal Company on the Steam Deck (though some functionality may be limited).

Steam Price $9.99
Release Date 10/23/2023
Developer Zeekerss
Publisher Zeekerss
Steam App Id 1966720

7. Bloons TD 6

The Bloons are back and better than ever! Get ready for a massive 3D tower defense game designed to give you hours and hours of the best strategy gaming available.

Bloons TD 6 banner

Bloons TD 6 has achieved a Player Score of 96, placing it in the #7 spot for the best Co-op games. Its score was calculated by analyzing a total of 349,293 reviews on Steam. This breaks down to a total of 339,791 positive reviews and 9,502 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $13.99 to play and can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Bloons TD 6 on the Steam Deck (though some functionality may be limited).

Steam Price $13.99
Release Date 12/18/2018
Franchise Ninja Kiwi Games
Developer Ninja Kiwi
Publisher Ninja Kiwi
Steam App Id 960090

8. Deep Rock Galactic

Deep Rock Galactic is a 1-4 player co-op FPS featuring badass space Dwarves, 100% destructible environments, procedurally-generated caves, and endless hordes of alien monsters.

Deep Rock Galactic banner

Deep Rock Galactic has achieved a Player Score of 96, placing it in the #8 spot for the best Co-op games. Its score was calculated by analyzing a total of 337,727 reviews on Steam. This breaks down to a total of 328,479 positive reviews and 9,248 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $29.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Deep Rock Galactic on the Steam Deck (though some functionality may be limited).

Steam Price $29.99
Release Date 5/13/2020
Franchise Coffee Stain
Developer Ghost Ship Games
Publisher Coffee Stain Publishing
Steam App Id 548430

9. Factorio

Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you.

Factorio banner

Factorio has achieved a Player Score of 96, placing it in the #9 spot for the best Co-op games. Its score was calculated by analyzing a total of 207,448 reviews on Steam. This breaks down to a total of 201,977 positive reviews and 5,471 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $35.00 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $35.00
Release Date 8/14/2020
Developer Wube Software LTD.
Publisher Wube Software LTD.
Steam App Id 427520

10. Split Fiction

Embrace mind-blowing moments as you’re pulled deep into the many worlds of Split Fiction, a boundary-pushing co-op adventure.

Split Fiction banner

Split Fiction has achieved a Player Score of 96, placing it in the #10 spot for the best Co-op games. Its score was calculated by analyzing a total of 61,673 reviews on Steam. This breaks down to a total of 60,381 positive reviews and 1,292 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $49.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $49.99
Release Date 3/6/2025
Franchise Electronic Arts
Developer Hazelight Studios
Publisher Electronic Arts
Steam App Id 2001120

More Co-op Games

Explore even more rankings for the 100 best Co-op games available on Steam.

ImageName
Actions
Portal 2 steam charts
1,873
4/18/2011
98
$9.99
Steam Charts
Terraria steam charts
34,031
5/16/2011
97
$9.99
Steam Charts
Left 4 Dead 2 steam charts
24,892
11/16/2009
97
$9.99
Steam Charts
WEBFISHING steam charts
397
10/11/2024
96
$4.99
Steam Charts
The Binding of Isaac: Rebirth steam charts
25,650
11/4/2014
96
$14.99
Steam Charts
Lethal Company steam charts
6,649
10/23/2023
96
$9.99
Steam Charts
Bloons TD 6 steam charts
7,687
12/18/2018
96
$13.99
Steam Charts
Deep Rock Galactic steam charts
14,152
5/13/2020
96
$29.99
Steam Charts
Factorio steam charts
15,282
8/14/2020
96
$35.00
Steam Charts
Split Fiction steam charts
66,633
3/6/2025
96
$49.99
Steam Charts
Garry's Mod steam charts
17,966
11/29/2006
96
$9.99
Steam Charts
Schedule I steam charts
180,516
3/24/2025
96
$19.99
Steam Charts
tModLoader steam charts
39,932
5/16/2020
96
Free
Steam Charts
Rhythm Doctor steam charts
85
2/26/2021
96
$15.99
Steam Charts
A Hat in Time steam charts
68
10/5/2017
96
$29.99
Steam Charts
Satisfactory steam charts
19,699
9/10/2024
96
$39.99
Steam Charts
Crab Champions steam charts
903
4/1/2023
96
$6.99
Steam Charts
STAR WARS™ Empire at War - Gold Pack steam charts
1,197
5/26/2010
96
$19.99
Steam Charts
BattleBlock Theater® steam charts
122
5/15/2014
96
$14.99
Steam Charts
TCG Card Shop Simulator steam charts
2,651
9/15/2024
95
$12.99
Steam Charts
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Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.

  • Valve Corporation. (2025, March 21). Steam Store. Steam Store.
  • Valve Corporation. (2025, March 21). Portal 2 on Steam. Steam Store.
  • Valve Corporation. (2025, March 25). Terraria on Steam. Steam Store.
  • Valve Corporation. (2025, March 21). Left 4 Dead 2 on Steam. Steam Store.
  • Valve Corporation. (2025, April 1). WEBFISHING on Steam. Steam Store.
  • Valve Corporation. (2025, April 1). The Binding of Isaac: Rebirth on Steam. Steam Store.
  • Valve Corporation. (2025, March 29). Lethal Company on Steam. Steam Store.
  • Valve Corporation. (2025, March 31). Bloons TD 6 on Steam. Steam Store.
  • Valve Corporation. (2025, April 1). Deep Rock Galactic on Steam. Steam Store.
  • Valve Corporation. (2025, March 31). Factorio on Steam. Steam Store.
  • Valve Corporation. (2025, April 1). Split Fiction on Steam. Steam Store.

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