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Is it Possible to Play Subnautica Multiplayer (Find out how)

Subnautica, a gripping single-player adventure, plunges players into a perilous alien world. However, for those yearning for a multiplayer experience, there's hope in the form of a fan-made mod called Nitrox. In this comprehensive guide, we'll delve into the intricacies of Subnautica's multiplayer potential, how to install the Nitrox mod, and unleash the game's depths with friends.

Is Subnautica Multiplayer?

The short answer is no; Subnautica is primarily a solo experience. However, the dedicated community has crafted a solution - the Nitrox mod. This mod transforms the game into a co-op multiplayer adventure, allowing players to explore the treacherous ocean depths together. Unfortunately, there is no official multiplayer mode in Subnautica. The game's developers clarified that implementing multiplayer would require significant changes to the engine or dedicated resources that weren't feasible.

How to Play Subnautica Multiplayer With Mods

Installing Nitrox Mod:

Download Nitrox:

  • Visit the official Nitrox website.
  • Download the latest Nitrox Mod File
  • Unzip the downloaded file to a preferred location.

Run Nitrox Launcher:

  • Run the Nitrox Launcher as Administrator.
  • Check and select the Subnautica game directory in the Options menu.

Your Friends must follow the same steps to install the Nitrox mod

Start your Subnautica Multiplayer Server:

  • Run NitroxLauncher as Administrator
  • Click on Server, then Start Server
  • Access the Multiplayer option in the Subnautica game menu

Joining a Subnautica Server:

  • Navigate to "Multiplayer" in the launcher.
  • Select "Add server IP" and input the server name and IP address, then click "Add server".
  • Locate the newly added server in the list under "Multiplayer" and click "Connect to...".
  • Enter your username and choose a color, then click "Join" to enter the server.

Using the Subnautica Multiplayer Mod

join the Nitrox Discord channel to stay updated on mod discussions and tweaks. As a work in progress, the mod may have occasional bugs, emphasizing the importance of communication with fellow players.

Subnautica Multiplayer Features

Despite being a fan-made modification, the Nitrox mod offers a surprisingly smooth co-op experience. Interact with workstations, items, and the Cyclops independently. The game world reacts dynamically to multiple players, adding a new layer to the familiar Subnautica experience. Working together in this dangerous environment makes certain sections easier, providing a fresh perspective for solo players.


Subnautica's original design emphasizes a solitary experience, but with the Nitrox mod, players can redefine their journey. While multiplayer is limited to two players and currently exclusive to the PC platform, it offers a unique chance to share the awe-inspiring world of Subnautica with a friend.

As of June 5, 2023, this guide has been updated to provide a step-by-step walkthrough for a smoother multiplayer experience. Dive into the depths with a companion and discover the secrets lurking beneath the waves in this unforgettable aquatic adventure.

About the author

Marijn Laros

Spirited, 19-year-old guy hailing from the glorious tulip lands of the Netherlands. I've always been one for adventures, and my current one has taken me across borders where I've been enjoying living abroad for the past month, soaking up new experiences and cultures.

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