PCGame

Contagion

First-person zombie survival shooter with randomized rounds and co-op

Monochrome, Inc · Released Oct 25, 2013

ActionAdventureIndie

Reviews
Mostly Positive
75% of 11K
Recent reviews
Mixed
69% of 13 in 30 days
Players
19
daily peak, Nov 7, 2026
Steam Deck
Verified
Last update on Steam
10 months ago
Dec 14, 2025
Minimum PC
DirectX® 9 compatible wit…
4 GB RAM · 10 GB disk
Full requirements

Metacritic: 62/100 (critic reviews)

What is Contagion?

Set during a zombie apocalypse, this first-person survival shooter plays out in rounds with changing conditions. You fight undead with guns and melee weapons while trying to escape, extract civilians, or hunt other players, depending on the mode.

For you if...

  • +you like tense co-op and careful shooting against zombies
  • +you enjoy rounds that change between playthroughs
  • +you want both cooperative survival and PvP modes

Not for you if...

  • −you want fast-paced action rather than slow exploration
  • −you prefer clear directions and little backtracking
  • −you want a forgiving solo experience

What players say

75% of 10,765 reviews are positive · 69% of 13 in the last 30 days

Players praise the tense atmosphere and co-op with friends. They complain about sparse online activity, crashes, and trouble setting up lobbies; some say recent updates have made parts of the game worse.

Players over time

▲ +46% vs a month ago

Players online on Steam, one sample a day.

Highest since Sep 2026: 39 players on Oct 31, 2026.

Show the data
DayPlayers
Nov 7, 202619
Nov 6, 202617
Nov 5, 202613
Nov 4, 202615
Nov 3, 202616
Nov 2, 202618
Nov 1, 202635
Oct 31, 202639
Oct 30, 202620
Oct 29, 202614
Oct 28, 202617
Oct 27, 202615
Oct 27, 202620
Oct 26, 202612
Oct 25, 202623
Oct 24, 202621
Oct 23, 202622
Oct 22, 20260
Oct 21, 202611
Oct 20, 202619
Oct 19, 202618
Oct 18, 202627
Oct 17, 202617
Oct 16, 20269
Oct 15, 202612
Oct 14, 20269
Oct 13, 202612
Oct 12, 202618
Oct 11, 202615
Oct 10, 202612
Oct 9, 202613
Oct 8, 20268
Oct 7, 202612
Oct 6, 202615
Oct 5, 202616
Oct 4, 202625
Oct 3, 202622
Oct 2, 202622
Oct 1, 202610
Sep 30, 202618
Sep 29, 202614
Sep 28, 202611
Sep 27, 202615
Sep 26, 202620
Sep 25, 202619
Sep 24, 202615
Sep 23, 202615
Sep 23, 202615
Sep 22, 202613
Sep 21, 202614

How many players finish Contagion?

0.2% of Steam players have unlocked «One Way Ticket to Hell», 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

Contagion screenshot 1

Contagion system requirements

Minimum: DirectX® 9 compatible wit…, 4 GB RAM, 10 GB of disk space.

As published by the developer.

Can my PC run Contagion?

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

Set up my PC →

Minimum

OS
Windows® 7 32/64-bit / Windows® 8 32/64-bit / Windows® 10 32/64-bit
Processor
2.4 GHz Intel Dual Core Processor
Graphics
DirectX® 9 compatible video card with 256 MB, Shader model 2.0. ATI X800, NVidia 6600 or better
Memory
4 GB RAM
Storage
10 GB HDD Space
Notes
Broadband Internet Connection

Recommended

OS
Windows® 10 32/64-bit
Processor
2.4 GHz Intel Dual Core Processor
Graphics
DirectX® 9 compatible video card with 512 MB, Shader model 3.0. ATI X1600, NVidia 7600 or better
Memory
8 GB RAM
Storage
10 GB HDD Space
Notes
Broadband Internet Connection

Does Contagion have co-op or multiplayer?

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

Does Contagion 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
  • External controllers are not supported for the primary player

PC version details

DRM
None declared on Steam
Controller
Keyboard and mouse
Platforms
Windows
Achievements
165
Steam features
Workshop, Cloud saves, Family Sharing, Trading cards
Languages
Full audio: English. Text only: Simplified Chinese, Traditional Chinese, Portuguese - Brazil, Korean, Turkish, Italian, Russian, Japanese, Ukrainian, Spanish - Spain.

Does Contagion 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 Oct 25, 2026. How to filter AI games on Steam

Tags

Recent updates

2 DLC available.

Games like Contagion