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1WEEK

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1WEEK screenshot 1
Official Gameplay Trailer trailerWatch trailer on Steam ↗

1WEEK

Pedro Acuña · Published by Pedro Acuña

Positive — 91% positive (32 reviews) · 15 achievements

Last updated 27 Sept 2026

1WEEK is a single-player PvE survival sandbox set in a post-apocalyptic world. Dig an underground shelter, explore hostile biomes, loot, gather resources, craft, farm, and fight to become self-sufficient before your week’s supplies run out.

DJCTQ 10Full Controller Support
-80%

£0.85

£4.29

Lowest price we've ever recorded

View on Steam

Prices can lag the live Steam store — always confirm before buying.

£0.85£4.29

Price history

3 Sept 2026Lowest: £0.85 · Highest: £0.8511 Oct 2026

Action, Adventure, Indie · 2023 · More under £5 games

Embark on a solo journey through harsh biomes and hostile environments in 1WEEK. Dig shelters, gather resources, and craft tools to survive until your supplies run out in this intense action-adventure game.

About this game

Explore

Seek refuge underground before the apocalypse strikes and survive in a world without oxygen by relying on genetically modified plants. Explore the depths, discover new biomes, and find every species before it’s too late.

Build

Gather resources and build an underground shelter to protect yourself from the dangers outside. Craft workstations, organize your supplies, and transform a small refuge into a place capable of keeping you alive.

Fight

Defend yourself against those corrupted by hunger and isolation. Fight, loot, and do whatever it takes to survive.

Features:

  • Single-player PvE sandbox survival experience.

  • Crafting system with multiple workstations.

  • Flexible base-building system.

  • Weapons and tools for combat, gathering, and exploration.

  • Mine, extract, and refine valuable resources.

  • Fight zombies and other underground creatures.

  • Grow genetically modified plants.

  • Cook food and manage your supplies.

  • Dynamic day-and-night cycle.

  • Character conditions and status effects.

  • Oxygen and breathable-area management.

  • Procedurally generated maps and resource distribution.

System Requirements

Will my PC run this? →

Minimum

Minimum:
  • OS: Windows 10 64-bit
  • Processor: Dual-core processor, 2.5 GHz or faster
  • Memory: 4 GB RAM
  • Graphics: DirectX 11 compatible graphics card with 2 GB VRAM
  • DirectX: Version 11
  • Storage: 1 GB available space
  • Sound Card: DirectX compatible sound card

Recommended

Recommended:
  • OS: Windows 10 or Windows 11 64-bit
  • Processor: Quad-core processor, 3.0 GHz or faster
  • Memory: 8 GB RAM
  • Graphics: DirectX 11 compatible graphics card with 2 GB VRAM
  • DirectX: Version 11
  • Storage: 1 GB available space
  • Sound Card: DirectX compatible sound card

Supported Languages

English, Spanish - Spain, Korean, Portuguese - Brazil, Russian, Spanish - Latin America

Latest news

  • AnnouncementsOfficial

    1WEEK 1.5.1 on SteamOS

    1WEEK 1.5.1 on SteamOSVersion 1.5.1 of 1WEEK has been tested on a Lenovo Legion Go S SteamOS Edition, a handheld device that ships with SteamOS preinstalled.The tests were performed directly on SteamOS, running the Windows version of 1WEEK through Proton.During testing, the game remained stable and worked correctly with controller input and the main gameplay systems.Successfully testedLaunching the game through Steam.Controller support.Movement and interactions.Inventory and equipment management.Menus and UI.Building and object interaction.Save and load behavior.General gameplay performance.Resolution handling on handheld displays.Handheld and controller improvementsVersion 1.5.1 also includes several small quality-of-life improvements based on handheld testing:The B / Return button now closes the inventory when playing with a gamepad.Tooltip positioning has been improved when using the virtual gamepad cursor.Selected menu buttons are now much easier to identify on smaller displays.Cursor sensitivity settings have been improved, including a wider usable range and persistent settings between sessions.Resolution selector improvementTesting on SteamOS also revealed an issue with the resolution selector related to the way some refresh rates are reported through Proton.This could cause the resolution list to appear empty on certain configurations.This issue has been fixed in version 1.5.1.Proton compatibility1WEEK currently ships as a Windows build, so Proton is required to run the game on SteamOS.The game has been successfully tested with:Proton ExperimentalProton HotfixThank you to everyone playing 1WEEK on handheld devices.Testing on SteamOS will continue, and any compatibility issues found along the way will be addressed whenever possible.See you underground.
    Read full article on Community Announcements (pacuna)
  • AnnouncementsOfficial

    1WEEK 1.5 — The Survival Rework

    1WEEK 1.5 is not a regular update.Over the last months, large parts of the game have been reworked to make 1WEEK faster to understand, smoother to play, and much more enjoyable from the very beginning.The tutorial has been rebuilt, progression has been simplified, survival and crafting have been rebalanced, combat and enemies have been adjusted, the visuals have been improved, hundreds of localization lines have been reviewed, and a large number of old bugs have been fixed.This is a great time to return and discover how much the experience has evolved.Important: A new game is requiredVersion 1.5 requires starting a new game. Save files created with previous versions are not compatible with the reworked progression and systems introduced in this update. A completely reworked beginningThe first part of 1WEEK has been heavily redesigned.A new and much clearer tutorial.The survival box now introduces the essential mechanics step by step.The player gets into exploration and digging much faster.Oxygen, plants, the map, and the main survival objectives are explained more clearly.Loading screen tips now reinforce important mechanics without interrupting gameplay.Old tutorial steps and unnecessary early-game friction have been removed.One tool. Less friction. More exploration.The old tool system has been greatly simplified.The pickaxe is now your primary tool for exploration, with a clear progression:Wood → Copper → Iron → RubyYou no longer need to constantly switch tools just to move through the world.And if you ever lose your pickaxe, you can now dig through dirt with your bare hands as an emergency measure, preventing progression softlocks.A major visual pass1WEEK has received a broad visual overhaul.Improved lighting and contrast.Many sprites have been redesigned or improved.Character visuals have been updated.Items and resources are easier to read.Plants and survival equipment have received visual improvements.UI readability has been improved throughout the game.Several...
    Read full article on Community Announcements (pacuna)
  • Patch NotesOfficial

    Update Note

    Hello everyone, we bring some small improvements to the inventory and some fixes. The inventory system was improved. Fixed a problem with the item meat and cooked meat. Fix in the tutorial when the first week was over, it was still showing wrongly.
    Read full article on Community Announcements (pacuna)
  • Patch NotesOfficial

    Update Note

    Hello, today we bring you the second part of fixes and performance improvements. Fixes Location fixes for the vital signs clock. Fixed collisions with steam and lava volcanoes when a block was placed on them. Improvements Improvements in player states to warn in red when a state is already at a critical point and has begun to harm the player. Improvements in the enemy positioning engine to prevent some of them from being trapped in a point where there is not enough space. The balloon colliders were smaller to allow for more agility. Improved iron ore to be more visible in the stone biome. The colliders on the work tables were refined to avoid overlapping with other objects. Improved player movement so that camera tracking is smoother at low frame rates. Take care!
    Read full article on Community Announcements (pacuna)
  • Patch NotesOfficial

    Update Note

    Hello, in this update we bring more fixes to the game. Fixes Improvements in the translations of object names and their descriptions. Fixed in the crafting system when the number of items to create was not updated correctly, even if you had the necessary materials. Some game icons have been improved to make it more intuitive. Correction to the rope object that was sometimes not drawn correctly in the scene. Gameplay The damage caused by hunger, thirst or lack of oxygen has been lowered to allow more time for the player to realize and react. Work was done to make the signs of fatigue, hunger, thirst and injuries more audible. Thank you all for the support.
    Read full article on Community Announcements (pacuna)

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