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Once Human

How to Redeem Codes and All Once Human Redeem Codes (May 2025)

11
Add to Watchlist

△ Visional Wheel | Lunar Revelry
▼Scenarios | Deviation SCP Scenario | Palworld Collab
△ Best Builds | Best Class | Best Deviants
▼ New Deviants and Pals | 2.20 Patch and Updates
△ Interactive Map | Oracle Loot Crates | Paradise Island Loot Crates

Once Human - All Codes for September 2024 And How to Redeem Them

Redeem codes in Once Human from the Settings and Account menu to earn exciting prizes. See a list of all new and active Once Human codes for May 2025, as well as how to redeem codes and claim the rewards in this guide!

List of Contents

All Once Human Codes in May 2025

All Current Redeem Codes for May 2025

Redeem Code Rewards
OHS10521 ・1000 Starchrom
ohmobile2025 ・300 Energy Link
・2 Activators
MP3H4X643R ・1,000 Starchrom
OH000007 ・150 Mitsuko's Mark
・2 Adrenaline Shot
・5 Butterfly's Emissary Crate I
・1 Lone Traveler Elite Top

All active Once Human redemption codes are listed in the table above. The two codes give x1,000 Starchrom each!

Expired Codes

Redeem Code Rewards
RHM4TK3E6E ・1,000 Starchrom
XCX3R4DHKA ・1,000 Starchrom
ONCEHUMAN0920 ・500 Starchrom
・Butterfly's Emissary Crate I
CK4664KQW4 ・500 Starchrom
・Butterfly's Emissary Crate I
ONCEHUMAN1010 ・500 Starchrom
・Butterfly's Emissary Crate I
37CRASHCOURSE ・50 Stardust Source
・2 Activator
・1 Adrenaline Shot
JTA6DXDRYR ・500 Starchrom
・Butterfly's Emissary Crate I
ONCEHUMAN0710 ・Camouflage Formula x1
OH000007 ・Energy Link x300
・Activator x1
HYD7MY66RT ・Energy Link x200
・Activator x2
FCNX8NHXJ7 ・Energy Link x 300
・Activator x2
・Adrenaline Shot x1
CDYM4MXDNH ・Energy Link x200
・Sanity Gummy x2
ONCEHUMAN0815 ・500 Starchrom
・Butterfly's Emissary Crate I
ONCEHUMANNEWS ・500 Starchrom
・Butterfly's Emissary Crate I

How to Redeem Codes

Redeem the Code in the Settings Menu

Step 1: Settings Menu Step 2: Account Tab
Settings
Account
  1. Press Esc to bring up the menu.
  2. Select Settings
  3. Navigate to the Account tab.
  4. Select Redeem Code and enter the code.

The recent Once Human update brought about many changes to the game, including how to redeem codes. Before, you can redeem codes from the Events menu.

This time, you can redeem it through the Settings menu. Then, you need to navigate to the Account tab and select Redeem Code. From there, you can paste or type in the code you want to redeem.

How to Claim Rewards From Codes

Rewards are Automatically Obtained

Redeem Codes Reward Screen

After redeeming a valid code, a rewards screen will appear showing what items were obtained from using the code. These items are automatically added to the inventory of the current character.

Once Human Related Guides

Once Human - Tips and Tricks

Tips and Tricks: Beginner's Guide

All Tips and Tricks

Visional Wheel Tips and Tricks
Lunar Oracle Guide How to Get Lunar Whispers
All Lunar Oracle Crate Locations Visional Wheel Guide
New Season Tips and Tricks
How to Sign Up for New Season How to Prepare For Season Reset
How to Defeat Immune Morphic Crates and Enemies All Shiny Deviant Locations
Eternaland Item Transfer Guide Eternaland Explained
Season 2 Server Difficulty Differences Server Wipes Explained
General Tips and Tricks
All Redeem Codes (January 2025) How to Import Your Character
How to Restore Sanity How to Complete a Commission
How to Summon V How to Emote
How to Use the Camera How to Fish
How to Upgrade Weapons How to Change Worlds
How to Change Your Appearance How to Repair and Refuel the Motorcycle
Cradle Override Guide How to Convert Mods
How to Get Whim Potions How to Delete Your Character
How to Get Specialization Memory Fragment Bus Monster Guide
How to Double Jump How to Craft a Car
How to Get and Use Lightforge Medals Lightforge Loot Crate Guide
How to Get Pyro Glide Lucky Roulette Guide
Simplified or Complete Task Mode Explained Gender Change: How to Change Gender
Island Paradise Facility: New Eternaland Feature -
Base Guides
How to Increase Isolated Securement Unit Limit How to Increase Deviant Power
How to Get Toys For Deviants How to Get and Use the Wish Machine
How to Set Up Electricity How to Build a Mobile Base
How to Tame Animals How To Grow Crops and Seeds
Tier List Guides
Best Weapons Tier List Best Memetics Specializations Tier List
Best Armor Sets Best Deviants Tier List
Best Melee Weapons Best Sniper Rifles
Best Weapon Accessories to Get First Best Base Locations
Best Crops to Grow -
Map Location Guides
All Riddle Spot Locations All Morphic Crate Locations
All Recipe Locations All Lucky Cat Locations
How to Get Legendary Extended Rifle Mag Tactical Holographic Sight Location
How to Get Tactical SR Mag Reflex Sight Location
All Mystical Crate and Blueprint Locations All Weapon Crate Locations
All Gear Crate Locations All Elite Enemy Locations
Puzzle Solution Guides
Silo Theta Statue Puzzle Solution Telephone Booth Puzzle Solution
Devious Painting Puzzle Solution and Location -
All Public Crisis Event Guides
All Public Crisis Events Cargo Scramble Event
Ancient One's Trial Hale's Moving House
All Event Guides
All Events (September 2024) The Northern Tour Event Guide
Spot It, Secure It Wilderness Express
Crimson Moon -
Farming Guides
How to Farm Starchrom XP Farming Guide
Best Ruby Farming Guide -
Multiplayer Guides
How to Play With Friends How to Create and Join a Warband
How to Join or Create a Hive PvP Guide: How to Join PvP
PvE Guide: How to Play PvE PvP vs PvE Server Differences
PvP Explained: How to Play PvP Prime War Guide
Stronghold Conquest Guide -
FAQs
Controller Support What Are Damaged Data Discs For?
What is the Max Level? Ripple in Spacetime Detected Explained
Are There Private Servers? Attack on Map Icon Meaning
Can You Play in First Person? -
All Prismverse's Clash Guides
Mayflies vs Rosetta: Which Faction Should You Choose? Prismverse's Clash Tips and Tricks to Do First
New Specializations How to Secure Prism Deviations

Comment

11 Anonymous Anonymous 12 months

all codes on this page are expired, everyone in the comments is sharing friend codes

10 Anonymous Anonymous 12 months

yq152709869

See more comments (11 Comments)

Author

Once Human Walkthrough Team
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    Once Human Walkthrough & Guides Wiki

    Quick Access
    Guide Index

    Deviation SCP

    Lunar Revelry

    Endless Dream

    RaidZone

    Visional Wheel

    Lunar Revelry

    Starfall Inversion

    Way of Winter

    Way of Winter Best Builds

    General Tips and Tricks

    Location Guides

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    Way of Winter Locations

    Vena Fjord

    Onyx Tundra

    Ember Strand

    All Way of Winter Deviants

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    Tips and Tricks

    New Season Tips and Tricks

    General Tips and Tricks

    Base Guides

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    Map Location Guides

    Puzzle Solution Guides

    All Public Crisis Event Guides

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    FAQs

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    Class Builds

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    Location Guides

    Region Guides

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    Weapons

    Lunar Oracle Weapons

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    Armor

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    Bosses

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