Subnautica 2 Crossplay
Subnautica 2 supports online co-op and Xbox has described play with friends on other platforms. Exact platform pairings should be checked in the live Early Access build.
Last updated: May 2026
Crossplay Status
Xbox has described Subnautica 2 as supporting play with friends on other platforms. Steam also lists Cross-Platform Multiplayer. Exact platform pairings and limitations should still be checked in the live Early Access build.
Crossplay Overview
Online Co-op
ConfirmedCross-platform Co-op
Described by XboxPC to Xbox
Check in live buildXbox to PC
Check in live buildCurrent Crossplay Status
Xbox has stated that Subnautica 2 supports playing with friends on other platforms, and Steam lists Cross-Platform Multiplayer. However, the specific platform pairs and any limitations should be checked in the live Early Access build.
Co-op Multiplayer
Subnautica 2 supports online co-op with up to four players. Multiplayer is confirmed; exact cross-platform invite and platform-pair behavior should be checked in the live build.
PC and Xbox Compatibility
PC and Xbox players should be able to play together in co-op according to Xbox's crossplay description, but exact compatibility across Steam, Epic Games Store, Microsoft Store PC, and Xbox console should be verified in the live Early Access build.
Platform Restrictions
PlayStation platforms are not confirmed for Subnautica 2, so PS5 crossplay is not available in Early Access. Crossplay between PC and Xbox is described by Xbox, while exact store-to-console combinations should be checked in the live build.
How Invites May Work
In co-op mode, the host can invite players from their friends list or through the game's multiplayer lobby system. Xbox players may use Xbox Party or in-game invites, while PC players may use store friends or in-game invites. The exact invite system and cross-platform friend matching should be verified in the live build.
Frequently Asked Questions
Does Subnautica 2 have crossplay?
Xbox has described Subnautica 2 as supporting play with friends on other platforms, and Steam lists Cross-Platform Multiplayer. Exact platform pairings should be checked in the live build.
Can PC and Xbox players play together?
According to Xbox's description, PC and Xbox players should be able to play together in co-op. Exact details should be checked in the live Early Access build.
Does Subnautica 2 support cross-platform co-op?
Subnautica 2 supports online co-op and is listed with cross-platform multiplayer. The specific supported platform pairs should be checked in the live build.
Can PS5 players play with Xbox or PC players?
PS5 is not confirmed for Subnautica 2 at Early Access launch, so crossplay with PlayStation is not relevant for now.
How many players can play Subnautica 2 co-op?
Subnautica 2 supports up to four players in online co-op mode.
Related Guides
References: Xbox Wire announcement