Serious Sam 4: online co-op on PC and Steam Deck

Sep 24, 2020
4+players

PC
PS5
Xbox

Gore · Action · FPS

Serious Sam 4 reignites the classic FPS series in a high-powered prequel loaded with an explosive arsenal, intergalactic carnage, and perfectly timed one-liners.

83%Very positive16,000 Steam reviewsMetascore 68 · OpenCritic 68 · 38% of critics recommendSteam Deck verified

Who can play

Store

Split-screen is not confirmed.
Online on PC. Steam lists 4-player online. Xbox lists 4-player online co-op. Not confirmed on PS5 and Xbox.
Crossplay is not confirmed.
Whether one copy is enough is not confirmed.

SteamPrice on SteamGet it

How it plays

Is it good

83%

Very positive on Steam

of 16,000 reviewsRead on Steam (opens the store in a new tab)

Steam Deck Verified

Every way to play together

Steam lists online co-op for PC. Player counts and console play are not confirmed yet. 83% positive of 16,000 Steam reviews.

- PC
PCStore (how we check facts)
Same screen
Not listed
Same room, own screens
Not listed
Online
4+players
- Xbox
Xbox Series X|SStore (how we check facts)
Same screen
Not confirmed
Same room, own screens
Not confirmed
Online
4+players
- PS5, not confirmed
Not confirmed: available, how it plays together is not checked yet

Play modes here come from the Steam and Xbox store listings, which give no player limits. Console play modes are not confirmed yet. How we check facts

Quick facts

Developer: Croteam
Publisher: Devolver Digital
Platforms: PC, PlayStation 5, Xbox Series X|S
Series: Serious Sam
Released: Sep 24, 2020 on PC
Dec 7, 2021 on Xbox Series X|S
Controllers: Full controller support on PC, PlayStation controllers too
Languages: Text in 13 languages, voices in English

In these lists

Answers

Updated October 27, 2026

Does Serious Sam 4 have couch co-op?: No same-screen play is confirmed. The Steam listing does not include it on PC. Not confirmed yet on PS5 and Xbox. Online play is the way to play it together.
Is Serious Sam 4 crossplay?: Crossplay not yet confirmed.
Do you need two copies of Serious Sam 4?: No one-copy option is listed, so expect each player online to need their own copy.
What platforms is Serious Sam 4 on?: PC, PlayStation 5 and Xbox Series X|S.; One of 3,994 co-op games
Does Serious Sam 4 work on Steam Deck?: Yes: Steam rates it Verified for Steam Deck.
Is Serious Sam 4 free?: No, it's a paid game.

More about the game

Also good together

Bulletstorm: Full Clip Edition
2+
PC
Xbox, not confirmed
Online for 2+. On PC and Xbox. Very positive: 89% of 7,900 Steam reviews.
Red Eclipse
2+·2+
PC
Free to play
Online for 2+, same room for 2+. On PC. Free to play. Very positive: 86% of 870 Steam reviews.
Serious Sam VR: The Last Hope
2+
PC
Online for 2+. On PC. Very positive: 84% of 1,300 Steam reviews.
Space Hulk: Deathwing Enhanced Edition
2+
PC
Online for 2+. On PC. Mostly positive: 72% of 9,100 Steam reviews.
Forbidden Ingress
2+
PC
Online for 2+. On PC. Mostly positive: 74% of 230 Steam reviews.
Combat Arms: the Classic
2+
PC
Free to play
Online for 2+. On PC. Free to play. Mixed: 65% of 2,300 Steam reviews.
Nether: The Untold Chapter
Nether: The Untold Chapter
2+
PC
Online for 2+. On PC. Mixed: 52% of 250 Steam reviews.
Blood and Bacon
6
PC
Online for 6. On PC. Overwhelmingly positive: 95% of 28,000 Steam reviews.
Quake
4+·4+
PC
PS5, not confirmed
+2
Split-screen for 4+, online for 4+. On PC, PS5, Xbox and Switch. Overwhelmingly positive: 96% of 14,000 Steam reviews.
RockShot
RockShot
2+
PC
Free to play
Online for 2+. On PC. Free to play. Mixed: 46% of 350 Steam reviews.
Blood Strike
4
PC
Free to play
Online for 4. On PC. Free to play. Very positive: 80% of 24,000 Steam reviews.
Serious Sam HD: The First Encounter
2+·16+
PC
Split-screen for 2+, online for 16+. On PC. Very positive: 92% of 7,400 Steam reviews.