Update History (Below Zero)

This page serves to chronicle Subnautica: Below Zero's update history from launch to present.

EARLY ACCESS 1 - Release
30 January 2019 - EA1 [CS#9561]
 * Subnautica: Below Zero is released into public Early Access on Steam, Epic Games, and Discord
 * Alien Vessel
 * Almanac Bases
 * Alien Research Site Zero
 * Arctic Spires Cache
 * Crystal Caves Cache
 * Fabricator Base
 * Methane Ice Caves Cache
 * Sanctuary Zero
 * Alterra Bases
 * Research Base Cappa
 * Research Base Omega
 * Research Base Zero
 * Rocket Island Base
 * Biomes
 * Arctic
 * Deep Arctic
 * Arctic Kelp Forest
 * Arctic Kelp Caves
 * Fissure
 * Frozen River
 * Glacier
 * Hoverzone 3
 * Iceberg
 * Ice Sheet
 * Lilypad Islands
 * Methane Ice Caves
 * Methane Ice Caves Marguerit Maida's Base (1064 -595 -657)
 * Rocket Island
 * Sparse Arctic
 * Thermal Spires
 * Twisty Bridges
 * Shallow Twisty Bridges
 * Twisty Bridges Caves
 * Drop Pod
 * Exchanger Rocket
 * Fauna
 * Arctic Peeper
 * Arctic Ray
 * Brute Shark
 * Frozen Skeleton
 * Glow Whale
 * More fauna from Subnautica
 * Pengling
 * Pengwing
 * Pinnacarid
 * Rock Puncher
 * Symbiote
 * Titan Holefish
 * Flora
 * Bowl Plant
 * Oxygen Plant
 * Ribbon Plant
 * Thermal Lily
 * Heating Gel
 * New characters
 * Al-An
 * Jo Jeffreys
 * Maxim Plenty
 * Robin Goodall
 * Sam Goodall
 * Precursor Bounty
 * Resources
 * Deep Arctic Resource
 * Lilypad Resource
 * Story items
 * Biosample
 * Bioscanner
 * Colleague PDA
 * Concentrated Enzyme 42
 * Kharaa Sample
 * Orange Tablet
 * Outpost Omega Research Notes
 * Supply Drop
 * Tech Sites
 * Arctic Marguerit's Tech Site (1169 -274 -464), (603 -133 -329)
 * Arctic Kelp Forest Emergency Supply Cache (-252 -31 21)
 * Arctic Spires (-1643 30 -621)
 * Iceberg Marguerit's Tech Site (960 7 -1160)
 * Lilypad Island (156 -155 -1002)
 * Twisty Bridges (-252 -124 -248), (-371 -171 -318)
 * Tools
 * More tools from Subnautica
 * Vesper Station
 * Weather System
 * Includes ~2 hours of story content and an unfinished map
 * Includes ~2 hours of story content and an unfinished map

11 February 2019 - 1.1 [CS#9892]
 * Laser Cutter
 * Propulsion Cannon
 * Stasis Rifle
 * Mini-patch including bug fixes and minor changes
 * Almanac Cache and Alien Vessel fragments removed
 * Changed Rocket Island signal text
 * Supply Drop can be used while falling
 * Pengling hold animations
 * Hot Springs model
 * Improved Frozen River appearance
 * Added two Icebergs to the Shallow Twisty Bridges
 * Increased Titan Holefish oxygen recharge time to 40 seconds
 * Reduced Titan Holefish oxygen from 100 units to 15 units
 * Added Thermal Lily glow/heat effects
 * Removed broken Hoverpad drop
 * Picking up Habitat Builder gives its blueprint
 * Optimized clouds
 * Added  command
 * Exhaustive list of changes can be viewed here

EARLY ACCESS 2 - Seatruck Update
7 March 2019 - EA 2 [CS#11193]
 * Advanced Wiring Kit
 * Aquarium, Battery Charger, Power Cell Charger
 * Compass
 * Deep Twisty Bridges
 * Flare
 * Flashing Lights Warning
 * Enameled Glass
 * High Capacity O₂ Tank databox moved to -371 -171 -318
 * Mobile Vehicle Bay
 * Moonpool
 * Pengwings protect each other
 * Plasteel Ingot
 * Power Cell
 * Rocket Island revamp
 * Sea Monkey
 * Nests
 * Sea Monkey Egg
 * Sea Truck
 * Modules (Aquarium Module, Fabricator Module, Storage Module)
 * Upgrades (Afterburner Upgrade, Depth Module MK1, Energy Efficiency Upgrade Horsepower Upgrade) (Unlock the Sea Truck)
 * Skyray
 * Spikey Trap
 * Squidshark
 * Tech Sites
 * Rocket Island Sea Truck dock (-139 3 -575)
 * Thermal Spires
 * Titanium Ingot
 * Much, much more
 * Ultra High Capacity Tank blueprint (The equipment cannot be crafted in this version)
 * Update page

EARLY ACCESS 3 - Snowfox Update
9 May 2019 - EA 3 [CS#13740]


 * Glow Whale interaction
 * Improved Weather
 * Limestone Outcrop node chance display
 * New Biomes
 * Alterra Mining Site
 * Glacial Basin
 * Jeffreys' Bunker
 * Snowfox Base
 * New Fauna
 * Arrow Ray
 * Brinewing
 * Chelicerate
 * Feather Fish and Feather Fish (Red)
 * Nootfish
 * Snowstalker and Snowstalker Baby
 * Triops
 * New Flora
 * Heat Fruit Plant
 * Heat Fruit
 * Glow Flower
 * Snow Plant
 * New Sea Truck Modules
 * Sea Truck Docking Module
 * Sea Truck Sleeper Module
 * Ore Vein
 * Outpost Omega Research Notes removed
 * Prawn Suit blueprint (The vehicle cannot be constructed because of Reinforced Glass)
 * Purple Vents
 * Recipe pinning
 * Research Base Omega removed
 * Sea Truck Storage Module storage space increased from 38 to 52
 * Snowfox
 * Snowfox Hoverpad
 * The use of Sea Truck Afterburner Upgrade consume power
 * Update page

13 May 2019 - Micro-Update
 * Fix to prevent issues saving or loading while docked in Moondock
 * Fix for Snowfox bug while mounting too quickly causing players to get stuck
 * Snowfox Hoverpad no longer requires power
 * World-streaming improvements to Glacial Basin & Twisty Bridges allowing for smoother in-game loading
 * Update page

EARLY ACCESS 4 - Spy Pengling Update
5 June 2019 - EA 4 [CS#15125]
 * Almanac Artifacts (Exploration Site, Ground Sample, Obelisk, Water Analyzer)
 * Crafting UI Grid changed
 * Improved weather
 * Ion Cube
 * Lily Paddler
 * New background music of main menu
 * Replenish Oxygen function of Air Bladder added
 * Scannable Alterra Bounty Poster
 * Sea Truck Perimeter Defense (Unlock the Sea Truck)
 * Sea Truck Teleportation Module (Unlock by acquiring Tether Tool in the Supply Drop of Precursor Bounty)
 * Snowstalker Fur
 * Spy Pengling
 * Camera
 * Inventory
 * Remote
 * Temperature
 * Tether Tool
 * Tree Spires
 * Ventgarden
 * Update page

EARLY ACCESS 5 - Arctic Living Update
17 July 2019 - EA 5 [CS#16498]
 * Active Mining Site
 * Booster Tank
 * Cold Suit
 * Cold Suit Gloves
 * Cold Suit Helmtet
 * Control Room
 * Flashlight Helmet
 * Jukebox
 * Jukebox Speaker
 * Jukebox Disks
 * Divide Music - Survive (Rocket Island Base)
 * First Sun - Die Peacefully (Research Base Cappa)
 * NerdOut - Diving In Too Deep (Snowfox Base)
 * TryHardNinja - Deep Dive (feat. Zach Boucher) (Jeffreys' Bunker)
 * Seatruck Sleeper Module jukebox re-enabled
 * Large Room
 * Large Room Partition
 * Large Room Partition Door
 * Large Room Glass Dome
 * Location of Marguerit Maida's Base changed to 93 -317 -924
 * Location of Research Base Cappa changed to 546 -189 -1065
 * Marguerit Maida cutscene 1
 * Mineral Detector
 * Missing icon of Snow Stalker Fur added
 * Modification Station
 * Modular Monument
 * Multipurpose Room Glass Dome
 * Outpost Omega Research Notes readded
 * Prawn Suit can be constructed
 * Prawn Suit Drill Arm blueprint (The module cannot be crafted in this version)
 * Prawn Suit Jump Jet Upgrade (The blueprint of the module cannot be unlocked)
 * Return of many more base parts from Subnautica
 * Alien Containment
 * Basic Double Bed
 * Bench
 * Bulkhead
 * Picture Frame
 * Quilted Double Bed
 * Trash Can
 * Vending Machine
 * Water Filtration Machine
 * Thermoblade
 * Ultra High Capacity Tank can be crafted
 * Update page

18 July 2019 - Hotfix
 * Ion Battery blueprint now unlocks upon picking up an Ion Cube
 * Fixed bug where Prawn Suits were stuck in the Moonpool

EARLY ACCESS 6 - Ice Worm Update
17 September 2019 - EA6 [CS#19404]


 * Almanac redirected Architect
 * Alterra Communications Tower
 * Arctic Spires
 * Arctic Spires Cache
 * Ice Worm Debug Area
 * Bioreactor
 * Chinese Potato Plant
 * Chinese Potato
 * Coffee Vending Machine
 * Crashed Ship
 * Crush depth of Seatruck is 200m instead of 275m
 * Escape Rocket
 * Frozen Leviathan
 * Full story rework
 * Ice Worm
 * Jo Jeffreys renamed to Serik Jevov
 * Lilypad Islands
 * Lily Paddler and Pinnacarid interaction
 * Marblemelon Plant
 * Marblemelon
 * Maximum crush depth of Seatruck Depth Upgrade MK1 is 350m instead of 425m
 * Meteor Storm of Act I
 * New Tech Sites
 * Arctic Spires Purple Tablet fragment Tech Site (-1573 64 -141)
 * Arctic Spires Thumper Tech Site (-1818 38 -745)
 * Glacial Basin Snowfox Hop Module Tech Site (-1468 52 -651)
 * Nuclear Waste Disposal
 * Observatory
 * Power Transmitter
 * Prawn Suit Drill Arm can be crafted
 * Purple Vents Salvage
 * Purple Tablet
 * Recipe of Seatruck changes
 * Research Base Omega
 * Ship Wreck Salvage
 * Snowfox Hop Module
 * Table Coral Sample harvest quantity changed to 1
 * Thumper
 * Unlocking method of Habitat Builder changed to unlock by acquiring the item from Supply Crate
 * Vehicle Upgrade Console
 * Weather-based Pengwing behaviors
 * Update page

EARLY ACCESS 7 - Deep Dive Update
27 November 2019 - EA7 [CS#21847]


 * Alterra Shuttle
 * Al-An's Storage Medium
 * Alien Robot
 * Benzene
 * Crashed Ship thruster
 * Cylindrical Sample Flask
 * Crush depth of Seatruck is 150m instead of 200m
 * Cryptosuchus
 * Crystal Caves
 * Crystal Caves Cache
 * Curl Plant
 * Data Chip
 * Deep Lilypads Cave Cache
 * Deep Purple Vents
 * Fabricator Caverns
 * Fabricator Base
 * Flower Spores
 * Glacial Connection
 * Hivemind
 * Hoverzone 3
 * Hydrochloric Acid
 * Improved filmic mode
 * Jellyfish
 * Kelp Root Pustule
 * Seeds
 * Locations of the data boxes of High Capacity O₂ Tank and Rebreather swapped
 * Locker
 * Loop Plant
 * Marguerit Maida's Base
 * Marguerit Maida cutscene 2
 * Maximum crush depth of Seatruck Depth Upgrade MK1 is 300m instead of 350m
 * More flora can be scanned
 * New Architect Artifacts (Energy Generator, Fish Trap, Fossil Analyzer, Greenhouse, Light Fixture, Mineral Distillery, Satellite, Statue)
 * New Seabase Modules
 * Fridge
 * Shower
 * Sink
 * Toilet
 * New Tech Sites
 * Arctic Kelp Forest (113 -32 -12)
 * Glacial Basin Large Ice Cave (-1335 9 -504)
 * Shallow Twisty Bridges floating Tech Site (-125 3 -198)
 * Twisty Bridges (-131 -55 -175)
 * New Vesper Station Model
 * Nuclear Reactor
 * Polyaniline
 * Prawn Suit Propulsion Cannon
 * Prawn Suit Thermal Reactor blueprint (The module cannot be fabricated in this version)
 * Prawn Suit Torpedo Arm
 * Reactor Rod
 * Reinforced Dive Suit
 * Repulsion Cannon
 * Ribbon Plant seeds
 * Rockgrub
 * Scanner Room does not come with Camera Drones after constructing
 * Seatruck Depth Upgrade MK2 (Unlock by Data Chip in Supply Drop)
 * Seatruck Depth Upgrade MK3 (Unlock by Data Chip in Supply Drop)
 * Seatruck Planter Module fragments (The module cannot be constructed)
 * Side base of Rocket Island Base
 * Shadow Leviathan
 * Small Sample Flask
 * Snowfox Base
 * Spiral Plant
 * Story updates
 * Synthetic Fibers
 * Thermal Plant
 * The key toggle light of Seaglide added
 * Twisty Bridges extended
 * Unlocking method of Seatruck Perimeter Defense Upgrade changed to unlock by acquring built upgrade
 * Uraninite Crystal
 * Voice acting for almost all transmissions
 * Much more
 * Update page

EARLY ACCESS 8 - Lost Ship Update
19 February 2020 - EA8 [CS#24222]


 * Afrikaans, Estonian, Slovenian, Spanish (Latin America) language support
 * Al-An's perception of Architect Bases and Architect Artifacts


 * Aurora Borealis at night
 * Brinicle
 * Creature Eggs
 * Crystal Plant
 * Deep Lilypads Cave
 * Deep Lily Pad Mushroom
 * Dialogue character image
 * Exterior Growbed
 * Gamma correction added to options
 * Hatchable Sea Monkey
 * Sea Monkey Baby
 * Ice Bergs
 * Ice Fruit Plant
 * Ice Fruit
 * Icon of First Aid Kit changed to white cross over a green background
 * Indoor Growbed
 * Leafy Fruit Plant
 * Leafy Fruit
 * Mercury II
 * Missing icons of Snowfox Hoverpad, Fridge, Shower, Sink, Toilet added
 * New menu option
 * New Tech Site
 * The tech site in junction of Twisty Bridges and Thermal Spires (-494 -57 -497)
 * Seatruck Fabricator Module storage locker can be used
 * Size of Snowfox changed to 3x3
 * Snowfox HUD update
 * Sparse Arctic Rework
 * Trivalve
 * Update page

EARLY ACCESS 8.1 - Original Story Final Build
6 March 2020 - 8.1 [CS#24857]
 * Snowball

EARLY ACCESS 9 - Frostbite Update
30 April 2020 - EA9 [CS#27520]
 * Addition minor Alterra installations
 * Architect Teleporters
 * Calls (Dialogue)
 * Chic Plant Pot
 * Coffee Americano's icon changed
 * Cold Mechanics
 * Completely new intro and story
 * Composite Plant Pot
 * Edible Twisty Bridges Mushroom Chunk
 * Environment Polish
 * Frozen River Plant 02 item
 * Seeds
 * Glacial Bay
 * Glass Compartment (Unlock the Window)
 * I Glass Compartment
 * L Glass Compartment
 * Ice Bubble
 * Improved Weather
 * Improved UI
 * Cleaner PDA text
 * Hotbar power indicators
 * Status indicators
 * Ion Power Cell (Unlocked by scanning Architect Artifacts)
 * Major Glacial Basin rework
 * Marguerit's Greenhouse
 * Metal Salvage
 * New Animations of climbing ladders and dock
 * New Ice Worm Animation
 * New animation of Ice Worm hunts Snow Stalker
 * New animation of Player will be got down from Snowfox by Ice Worm
 * New research site of Spy Pengling in Arctic Spires
 * New Tech Sites
 * Changes of Twisty Bridges High Capacity O₂ Tank Tech Site (-252 -124 -248)
 * Changes of Twisty Bridges Rebreather Tech Site (-371 -171 -318)
 * Glacial Bay Dock Tech Site (-1021 9 -389)
 * Location of Glacial Basin Snowfox Hop Module Tech Site changed to -1510 11 -1043
 * Player can hold tools while running
 * Quantum Locker
 * Saves for EA1-EA8 can not be available
 * Sea Monkey can offer gifts when Al-An's consciousness in Robin's brain
 * Size of Seaglide changed to 2x2
 * Snowballs
 * Snow Stalker's fear reaction to Flare
 * Spicy Melon Salad (Unlock by Scanning Heat Fruit Plant and Marblemelon Plant)
 * Spiral Chunk
 * Stasis Rifle Removed
 * Surface Beacon
 * Thumper model
 * Unlocking method of Habitat Builder changed to unlock by scanning fragments
 * Unlocking methods of Ion Battery, Seatruck Teleportation Module, Tether Tool changed to unlock by scanning Architect Artifacts
 * Water Purification Tablet
 * Update page

EARLY ACCESS 10 - Salad Days Update
13 July 2020 - EA10 [CS#31042]
 * Animations of intro and Sanctuary Zero changes
 * Architect Artifacts signals
 * Architect Gate Base
 * Architect Greenhouse moved to -874 70 260
 * Architect long cable
 * Arctic changes
 * Arctic Spires changes
 * Arctic Spires Cache moved to -1011 21 720
 * Ice Worm Graveyard
 * Ion Cube Cache
 * Basic Plant Pot
 * Brute Shark and Titan Holefish Eggs
 * Communications Tower changes
 * Cuttable Ice Hole
 * Deep Purple Vents changes
 * Fossil Excavator moved to 409 -309 -641
 * Glacial Basin Map
 * Glacial Bay bridge to Arctic Spires
 * Glacial Forest
 * Hydraulic Fluid
 * Kyanite
 * Lantern Tree
 * Lantern Fruit
 * Lightning Flashes
 * Marguerit's Greenhouse changes
 * Marguerit's tech site
 * Maroon Plant Seed
 * Master Architect Teleporter moved to -1080 56 93
 * Missing icons of Snowball and Water Purification Tablet added
 * Modified Mineral Detector recipe
 * More Story Additions
 * Most forcefields can be unlocked when Al-An's consciousness in Robin's brain
 * New loading screen
 * New Tech Sites
 * Arctic Spires Diamond Mining Site (-966 68 -84)
 * Arctic Spires Master Architect Teleporter dock (-1044 6 57)
 * New type of Posters
 * Parallel Processing Unit
 * Player Emotes
 * Prawn Suit Depth Module (Unlock the Prawn Suit)
 * Prawn Suit Depth Module MK1
 * Prawn Suit Depth Module MK2
 * Prawn Suit Thermal Reactor can be fabricated
 * Recyclotron
 * Snowfox Ice Worm Attack Reduction Module
 * Snow Stalker Fruit Plant
 * Snow Stalker Fruit
 * Snow Stalker Plant Leaf
 * Snow Stalker Improvements
 * Feeding of Snow Stalker (Snow Stalker Fruit)
 * New attack animation
 * Feeding of Snow Stalker Baby
 * Spicy fruit salad (Unlock by scanning a Snow Stalker Fruit Plant in Marguerit's Greenhouse)
 * Test Override Module
 * Thermos and Coffee Vending Machine changes
 * Thumper 3.0
 * UI Scaling
 * World Map
 * Updates to Delta Station, Outpost Omega, Phi Robotics Lab and Research Base Zero
 * Xenoworx PDA
 * Update Page

EARLY ACCESS 11 - Stranger Pings Update
13 August 2020 - EA11 [CS#32698]
 * Accessibility improvements (Highlight)
 * Achievements
 * Additional Ion Cubes
 * Additional Jukebox Disks
 * JT Music - Don't Hold Your Breath (Glacial Bay)
 * JT Music - Take the Dive (Arctic Spires Principal Architect Teleporter dock)
 * Miracle of Sound - Deep Blue (Mercury II Thruster)
 * Rockit Gaming - Subnautic Stimulus (Mercury II Bow)
 * Alterra Bases identifier
 * Delta Station
 * Koppa Mining Site
 * Omega Lab
 * Outpost Zero
 * Phi Robotics Center
 * Alterra employee profiles
 * Arctic changes
 * Aromatherapy Lamp
 * Artifact pings
 * Crystal Caves changes
 * Command "fly"
 * Deep Lilypads changes
 * Executive Toy
 * Kharaa Antidote
 * Maroon Plant Fruit
 * Missing icons added
 * Necklace
 * New PDA voice
 * Environmental storytelling
 * Parvan's Bunker
 * Phi Excavation Site
 * Pictures
 * Plantable Heat Fruit Plant
 * Posters
 * Recipes of Architect components changes
 * Removed Hoverzone 3 from the world
 * Rock Puncher improvements
 * Rock
 * Seabase stairs
 * Squidshark electrical attack
 * Terrain fading improvements
 * Vortex Torpedo
 * Update Page

EARLY ACCESS 12 - Relics of the Past Update
29 October 2020 - EA12 [CS#37024]
 * Ancient Ornamental Plant and the Polycage
 * Aquarium and Plant Shelves are scannable again
 * Creature Eggs (Arctic Ray, Brinewing, Crashfish, Cryptosuchus, Glow Whale, Jellyfish, Lily Paddler, Pengwing, Pinnacarid, Rock Puncher, and Squidshark)
 * Buildable Alterra Employee Beds, Executive Desk, Snowman, and Wall Planter
 * Carried Beacons now always drop upon death to help the player locate dropped items
 * Complete Voice Acting
 * Creature rideability disabled for Lily Paddlers and Pinnacarids
 * Crystal Caves Crystal polish
 * Deep Lilypads Cave Cache Makeover
 * Delta Island dock changes
 * Discus Fish
 * Edible Antennae Fruit
 * Edible Preston's Delight
 * Exchange in locations for the Architect Tissues and Architect Skeleton
 * Exploration Site changes
 * Extra UI tips
 * Finalized Flora Names
 * Finalized item icons
 * Finalized World Map
 * Fred's Shaving Kit
 * Glacial Connection changes
 * H₂O of Filtered Water is 25 instead of 20
 * Light Fixture Removed
 * Moonpool, Stillsuit, Swim Charge Fins, and second Booster Tank Data Boxes
 * PDA Pause Feature
 * Plenty of Calaverite Outcrop on Delta Island
 * Prawn Suit Grappling Arm
 * Purple Tablet removed
 * Repulsion Cannon removed
 * Robin Ayou player model update
 * Seatruck Modules Polish
 * Increased storage capacity with the Seatruck Storage Module
 * Ion Cubes can be used 3 times to teleport to a Seatruck Teleportation Module
 * Increased module hauling speed
 * Talking character portraits
 * Void Chelicerate Reskin
 * West Arctic changes
 * World Edge
 * Update Page

Teeny-Tiny Update
4 December 2020 - EA12.5 [CS#39027]
 * Art performance optimization
 * Complete Databank, tooltips, names, descriptions, and PDA text.
 * Eye Jellies new name
 * Gas Torpedoes
 * Improved Creative Mode
 * New Icons for the Feather Fish, Feather Fish (Red), Rock Puncher, and Rock Puncher Eggs
 * Lots of new Music
 * Seatruck changes
 * Story presentation improvements and databank organization
 * Streaming and memory optimizations
 * Tons of bug fixing, world polish, and merging
 * Updated Robin/ player model
 * Weather quality option
 * Update Page

EARLY ACCESS 13 - Seaworthy Update
25 February 2021 - EA 13 [CS#42690]


 * Air Bladder now gives 15 O2 instead of 10
 * Arctic Spires Architect Elevator
 * Crystal Caves Cache Rework
 * Complete OST
 * Credits button accessible through the main menu
 * Enhanced Prawn Suit
 * Horizontal Boost (Shift Key)
 * Jumping speed improve
 * Storage Module readded (Unlock the Prawn Suit)
 * Gamepad and Rumble Support
 * H₂O of Disinfected Water is 35 instead of 30
 * Large Resource Deposits added to World Edge, and Arctic
 * Loading Pengling
 * Mercury II Crew Logs
 * Sanctuary Zero Signal
 * Scanner Room energy cost reduced
 * Small Stove
 * Steam Cloud Support
 * Tons of Bug Fixing
 * Unlockable Flare blueprint
 * Update Page

Final Release
14 May 2021 - Final Release [CS#44290]


 * Ending
 * Architect Home World
 * Final storyline of Architect Phase Gate Facility
 * Finalized Fridge, Shower, Small Stove, Toilet icons
 * Full Achievements
 * Final Achievement Into the Unknown added
 * Unlockable Antidote blueprint

Console Release

 * Release Date May 14th 2021

Trivia

 * Players who own a copy of Subnautica: Below Zero on Steam can access older release builds by typing belowzeroearlyaccess in the beta access code area.