PCGame

Survivalist: Invisible Strain

Open-world zombie colony sim built around relationships and survival

Bob · Published by Ginormocorp Incorporated · Released Apr 25, 2025

ActionAdventureIndieRPGSimulationStrategy

Reviews
Very Positive
86% of 4,252
Recent reviews
Mostly Positive
79% of 48 in 30 days
Players
156
daily peak, Nov 7, 2026
Steam Deck
Verified
Last update on Steam
2 months ago
Aug 26, 2026
Minimum PC
GTX 660m
4 GB RAM · 3 GB disk
Full requirements

What is Survivalist: Invisible Strain?

An open-world zombie survival and colony sim that combines direct third-person control with an overhead view for issuing orders. You gather resources, build and defend a settlement, recruit survivors, manage their needs and relationships, and use dialogue, stealth, or combat to complete quests, alone or in online co-op.

For you if...

  • +you like survival shaped by character choices and relationships
  • +you enjoy alternating direct action with strategic colony management
  • +you want both solo and online cooperative play

Not for you if...

  • −you prefer linear levels over open-world survival
  • −you dislike managing several survivors and their needs
  • −you want combat without settlement or resource management

What players say

86% of 4,252 reviews are positive · 79% of 48 in the last 30 days

Players praise the distinct survivor personalities, memory system, character customization, and stories that emerge while building a settlement. Common complaints focus on clunky controls and menus, limited guidance, heavy micromanagement, and combat balance, especially raiders with seemingly unlimited ammunition and reinforcements.

Players over time

▼ -5% vs a month ago

Players online on Steam, one sample a day.

Highest since Sep 2026: 210 players on Oct 18, 2026.

Show the data
DayPlayers
Nov 7, 2026156
Nov 6, 2026102
Nov 5, 2026134
Nov 4, 2026131
Nov 3, 2026144
Nov 2, 2026141
Nov 1, 2026195
Oct 31, 2026183
Oct 30, 2026140
Oct 29, 2026130
Oct 28, 2026128
Oct 26, 2026156
Oct 25, 2026191
Oct 24, 2026175
Oct 23, 2026151
Oct 22, 2026146
Oct 21, 2026152
Oct 20, 2026166
Oct 18, 2026210
Oct 17, 2026162
Oct 16, 2026140
Oct 15, 2026146
Oct 14, 2026125
Oct 13, 2026129
Oct 11, 2026169
Oct 10, 2026166
Oct 9, 2026126
Oct 8, 2026117
Oct 7, 2026157
Oct 6, 2026162
Oct 4, 2026177
Oct 3, 2026179
Oct 2, 2026132
Oct 1, 2026140
Sep 30, 2026107
Sep 29, 2026104
Sep 27, 2026152
Sep 26, 2026146
Sep 25, 2026125
Sep 24, 2026133
Sep 23, 2026144
Sep 23, 2026123
Sep 22, 2026120
Sep 21, 2026133

How many players finish Survivalist: Invisible Strain?

0.6% of Steam players have unlocked «The Other Bad Ending», the achievement for finishing the main story.

Share of everyone who owns the game on Steam, including those who barely played it. Updated weekly.

Screenshots and trailer

Survivalist: Invisible Strain screenshot 1

Survivalist: Invisible Strain system requirements

Minimum: GTX 660m, 4 GB RAM, 3 GB of disk space.

As published by the developer.

Can my PC run Survivalist: Invisible Strain?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS
Windows 10 or higher
Processor
2.0 GHz Intel quad-core and above (Subject to change)
Graphics
NVIDIA GTX 660m or equivalent (Subject to change)
Memory
4 GB RAM
Storage
3 GB available space
DirectX
Version 10
Notes
Download the free demo to find out how well your PC can run it!

Recommended

Requires a 64-bit processor and operating system

Does Survivalist: Invisible Strain have co-op or multiplayer?

Yes: co-op online. It also has a single-player mode.

Does Survivalist: Invisible Strain run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

  • All functionality is accessible with the default controller configuration
  • Shows Steam Deck controller icons
  • In-game text is legible on Steam Deck
  • Default graphics settings perform well on Steam Deck

PC version details

DRM
None declared on Steam
Controller
Keyboard and mouse
Platforms
Windows
Achievements
33
Steam features
Workshop, Cloud saves, Family Sharing, Trading cards
Languages
Text only: English, Japanese, Korean, Simplified Chinese, Italian, Hungarian, Turkish, French, Spanish - Latin America, Lithuanian, Russian, Spanish - Spain, Portuguese - Brazil, German, Czech, Vietnamese, Indonesian, Ukrainian.

Does Survivalist: Invisible Strain use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Nov 6, 2026. How to filter AI games on Steam

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