Best Co-op Games on Steam
Steam currently has 6,618 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 5/18/2024.
Looking for more? Explore other lists such as:
- Free co-op games on Steam
- Best co-op Steam Deck games
- Best co-op Linux games on Steam
- Best co-op Steam games for Mac OS
- Free Steam games
- Most played Steam games
- Best rated Steam games
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 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 392,349 reviews on Steam. This breaks down to a total of 387,340 positive reviews and 5,009 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.
2. Terraria
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
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 1,285,586 reviews on Steam. This breaks down to a total of 1,255,065 positive reviews and 30,521 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.
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 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 854,918 reviews on Steam. This breaks down to a total of 833,777 positive reviews and 21,141 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.
4. Lethal Company
A co-op horror about scavenging at abandoned moons to sell scrap to the Company.
Lethal Company has achieved a Player Score of 97, placing it in the #4 spot for the best Co-op games. Its score was calculated by analyzing a total of 395,000 reviews on Steam. This breaks down to a total of 385,063 positive reviews and 9,937 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).
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 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 287,316 reviews on Steam. This breaks down to a total of 280,232 positive reviews and 7,084 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. 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 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 307,757 reviews on Steam. This breaks down to a total of 299,626 positive reviews and 8,131 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $4.89 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 | $4.89 |
| Release Date | 12/18/2018 |
| Franchise | Ninja Kiwi Games |
| Developer | Ninja Kiwi |
| Publisher | Ninja Kiwi |
| Steam App Id | 960090 |
7. 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 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 288,460 reviews on Steam. This breaks down to a total of 280,219 positive reviews and 8,241 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 |
8. A Hat in Time
A Hat in Time is a cute-as-heck 3D platformer featuring a little girl who stitches hats for wicked powers! Freely explore giant worlds and recover Time Pieces to travel to new heights!
A Hat in Time 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 49,527 reviews on Steam. This breaks down to a total of 48,494 positive reviews and 1,033 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $14.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Steam Price | $14.99 |
| Release Date | 10/5/2017 |
| Developer | Gears for Breakfast |
| Publisher | Gears for Breakfast |
| Steam App Id | 253230 |
9. Garry's Mod
Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.
Garry's Mod 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 1,067,095 reviews on Steam. This breaks down to a total of 1,032,248 positive reviews and 34,847 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. At the moment, it is possible to play Garry's Mod on the Steam Deck (though some functionality may be limited).
| Steam Price | $9.99 |
| Release Date | 11/29/2006 |
| Developer | Facepunch Studios |
| Publisher | Valve |
| Steam App Id | 4000 |
10. Rhythm Doctor
Save patients with your rhythm mastery! Rhythm Doctor is a rhythm game where you heal patients by defibrillating in time to their heartbeats. Learn each patient's unique heartbeat and defeat boss viruses trying to sabotage your rhythm, all set to heart-pumping, soul-soothing music.
Rhythm Doctor 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 19,569 reviews on Steam. This breaks down to a total of 19,270 positive reviews and 299 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $15.99 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 | $15.99 |
| Release Date | 2/26/2021 |
| Franchise | 7th Beat Games |
| Developer | 7th Beat Games |
| Publishers | |
| Steam App Id | 774181 |
More Co-op Games
Explore even more rankings for the 100 best Co-op games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
 | 1,628 | 4/18/2011 | 98 | $9.99 | Steam Charts | |
 | 23,035 | 5/16/2011 | 97 | $9.99 | Steam Charts | |
 | 15,222 | 11/16/2009 | 97 | $9.99 | Steam Charts | |
 | 11,455 | 10/23/2023 | 97 | $9.99 | Steam Charts | |
 | 12,569 | 11/4/2014 | 96 | $14.99 | Steam Charts | |
 | 11,212 | 12/18/2018 | 96 | $4.89 | Steam Charts | |
 | 6,020 | 5/13/2020 | 96 | $29.99 | Steam Charts | |
 | 197 | 10/5/2017 | 96 | $14.99 | Steam Charts | |
 | 19,813 | 11/29/2006 | 96 | $9.99 | Steam Charts | |
 | 51 | 2/26/2021 | 96 | $15.99 | Steam Charts | |
 | 18,030 | 5/16/2020 | 96 | Free | Steam Charts | |
 | 11,526 | 8/14/2020 | 96 | $35.00 | Steam Charts | |
 | 7,626 | 6/8/2020 | 96 | $29.99 | Steam Charts | |
 | 934 | 4/1/2023 | 96 | $7.49 | Steam Charts | |
 | 112 | 5/15/2014 | 96 | $14.99 | Steam Charts | |
 | 2,140 | 5/26/2010 | 96 | $19.99 | Steam Charts | |
 | 1,711 | 7/14/2022 | 95 | $19.99 | Steam Charts | |
 | 337 | 10/15/2015 | 95 | $2.99 | Steam Charts | |
 | 15,356 | 8/11/2020 | 95 | $24.99 | Steam Charts | |
 | 18 | 1/27/2016 | 95 | Free | Steam Charts |
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. (2024, May 18). Steam Store. Steam Store.
- Valve Corporation. (2024, May 18). Portal 2 on Steam. Steam Store.
- Valve Corporation. (2024, May 16). Terraria on Steam. Steam Store.
- Valve Corporation. (2024, May 14). Left 4 Dead 2 on Steam. Steam Store.
- Valve Corporation. (2024, May 21). Lethal Company on Steam. Steam Store.
- Valve Corporation. (2024, May 18). The Binding of Isaac: Rebirth on Steam. Steam Store.
- Valve Corporation. (2024, May 21). Bloons TD 6 on Steam. Steam Store.
- Valve Corporation. (2024, May 21). Deep Rock Galactic on Steam. Steam Store.
- Valve Corporation. (2024, May 20). A Hat in Time on Steam. Steam Store.
- Valve Corporation. (2024, May 21). Garry's Mod on Steam. Steam Store.
- Valve Corporation. (2024, May 21). Rhythm Doctor on Steam. Steam Store.