Best Online Co-Op Steam Deck Games
Steam currently has 8,795 Online Co-Op games, but not all of them can be played on the Steam Deck. Explore our list with 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. Online Co-Op game rankings were last updated on 3/5/2026.
Looking for more? Explore other lists such as:
- Best online co-op games on Steam
- Best online co-op Steam games for Mac
- Best online co-op Linux games on Steam
- Free online co-op games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Left 4 Dead 2
Set in the zombie apocalypse, Left 4 Dead 2 is a 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 holds the #1 spot for "best Online Co-Op Steam Deck game" with a Player Score of 97. Its score was calculated by analyzing a total of 1,020,201 reviews on Steam. This breaks down to a total of 995,029 positive reviews and 25,172 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.
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 Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 1,504,494 reviews on Steam. This breaks down to a total of 1,465,421 positive reviews and 39,073 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. Baldur's Gate 3
Baldur’s Gate 3 is a story-rich, party-based RPG set in the universe of Dungeons & Dragons, where your choices shape a tale of fellowship and betrayal, survival and sacrifice, and the lure of absolute power.
Baldur's Gate 3 has achieved a Player Score of 96, placing it in the #3 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 828,139 reviews on Steam. This breaks down to a total of 801,719 positive reviews and 26,420 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $59.99 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 | $59.99 |
| Release Date | 8/3/2023 |
| Franchise | Larian Studios |
| Developer | Larian Studios |
| Publisher | Larian Studios |
| Steam App Id | 1086940 |
4. 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 has achieved a Player Score of 96, placing it in the #4 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 115,248 reviews on Steam. This breaks down to a total of 112,032 positive reviews and 3,216 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 |
5. BattleBlock Theater®
Welcome to BattleBlock Theater! You’ve got no where to go but up...on stage. Play single player or co-op to free your friends and save Hatty Hattington! Jump, solve and battle your way through a mysterious theater inhabited by highly technological felines.
BattleBlock Theater® has achieved a Player Score of 96, placing it in the #5 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 72,321 reviews on Steam. This breaks down to a total of 70,300 positive reviews and 2,021 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 | 5/15/2014 |
| Franchise | The Behemoth |
| Developer | The Behemoth |
| Publisher | The Behemoth |
| Steam App Id | 238460 |
6. Just Shapes & Beats
"Just Shapes & Beats" is a chaotic co-op musical bullet-hell based on three simple things: avoid Shapes, move to the kick-ass Beats, and die, repeatedly.
Just Shapes & Beats has achieved a Player Score of 95, placing it in the #6 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 24,946 reviews on Steam. This breaks down to a total of 24,356 positive reviews and 590 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $19.99 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 | $19.99 |
| Release Date | 5/31/2018 |
| Developer | Berzerk Studio |
| Publisher | Berzerk Studio |
| Steam App Id | 531510 |
7. Placid Plastic Duck Simulator
The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.
Placid Plastic Duck Simulator has achieved a Player Score of 95, placing it in the #7 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 19,371 reviews on Steam. This breaks down to a total of 18,915 positive reviews and 456 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $0.99 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 | $0.99 |
| Release Date | 7/6/2022 |
| Developer | turbolento games |
| Publishers | |
| Steam App Id | 1999360 |
8. Wobbly Life
Wobbly Life is a vibrant open-world physics sandbox. Play with your friends online or in local co-op, with exciting jobs, mini games and wacky story missions. Earn cash to spend in the world on clothes, vehicles and houses. There is a whole Wobbly World out there to explore!
Wobbly Life has achieved a Player Score of 95, placing it in the #8 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 32,897 reviews on Steam. This breaks down to a total of 31,986 positive reviews and 911 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $24.99 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 | $24.99 |
| Release Date | 9/18/2025 |
| Developer | RubberBandGames |
| Publishers | |
| Steam App Id | 1211020 |
9. Goat Simulator 3
Pilgor's baaack! Gather your herd and venture forth into Goat Simulator 3; an all-new (at least on Steam), totally realistic, sandbox farmyard experience. Invite up to three friends in local or online co-op, create carnage as a team, or compete in mini-games and then not be friends anymore.
Goat Simulator 3 has achieved a Player Score of 95, placing it in the #9 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 14,394 reviews on Steam. This breaks down to a total of 14,069 positive reviews and 325 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $11.99 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 | $11.99 |
| Release Date | 2/15/2024 |
| Franchise | Coffee Stain |
| Developer | Coffee Stain North |
| Publisher | Coffee Stain Publishing |
| Steam App Id | 850190 |
10. WolfQuest: Anniversary Edition
Live the life of a wild wolf in a realistic ecological simulation set in Yellowstone National Park.
WolfQuest: Anniversary Edition has achieved a Player Score of 95, placing it in the #10 spot for the best Online Co-Op Steam Deck games. Its score was calculated by analyzing a total of 12,395 reviews on Steam. This breaks down to a total of 12,097 positive reviews and 298 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $29.99 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.
More Online Co-Op Steam Deck Verified Games
Explore even more rankings for the 10 best Online Co-Op games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 19,130 | 11/16/2009 | 97 | $9.99 | Steam Charts | |
| 46,675 | 5/16/2011 | 97 | $9.99 | Steam Charts | |
| 58,388 | 8/3/2023 | 96 | $59.99 | Steam Charts | |
| 3,096 | 3/6/2025 | 96 | $49.99 | Steam Charts | |
| 88 | 5/15/2014 | 96 | $14.99 | Steam Charts | |
| 81 | 5/31/2018 | 95 | $19.99 | Steam Charts | |
| 174 | 7/6/2022 | 95 | $0.99 | Steam Charts | |
| 706 | 9/18/2025 | 95 | $24.99 | Steam Charts | |
| 591 | 2/15/2024 | 95 | $11.99 | Steam Charts | |
| 293 | 7/22/2025 | 95 | $29.99 | 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. (2026, March 5). Steam Store. Steam Store.
- Valve Corporation. (2026, March 5). Left 4 Dead 2 on Steam. Steam Store.
- Valve Corporation. (2026, March 9). Terraria on Steam. Steam Store.
- Valve Corporation. (2026, March 9). Baldur's Gate 3 on Steam. Steam Store.
- Valve Corporation. (2026, March 6). Split Fiction on Steam. Steam Store.
- Valve Corporation. (2026, February 26). BattleBlock Theater® on Steam. Steam Store.
- Valve Corporation. (2026, March 3). Just Shapes & Beats on Steam. Steam Store.
- Valve Corporation. (2026, March 5). Placid Plastic Duck Simulator on Steam. Steam Store.
- Valve Corporation. (2026, February 17). Wobbly Life on Steam. Steam Store.
- Valve Corporation. (2026, March 9). Goat Simulator 3 on Steam. Steam Store.
- Valve Corporation. (2026, March 2). WolfQuest: Anniversary Edition on Steam. Steam Store.