The official version 1.0 and its subsequent updates are available through major digital retailers: : Download via the Steam Store .

(v1.0) is a standalone survival-adventure expansion to the original Subnautica . Released in full on May 14, 2021, the game follows protagonist Robin Ayou as she investigates her sister's mysterious death on the frozen Planet 4546B. Availability and Official Downloads

: Available for purchase and download on the Epic Games Store . Other Platforms : The game is also available on PlayStation 4/5 , Xbox One , Xbox Series X/S Go to product viewer dialog for this item. , and Nintendo Switch . Version 1.0 Release Features

The v1.0 release marked the transition out of Early Access, introducing critical final features: