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Miasmata

Miasmata

Miasmata is a first-person survival/adventure game, developed from the ground-up by brothers Joe and Bob Johnson. You play as Robert Hughes, a plague-stricken scientist on a journey to discover a cure. Your adventure begins on the shores of a remote and mysterious island.

Released Nov 28, 2012 Developer IonFx Publisher IonFX Studios Platforms Windows SurvivalExplorationIndieAdventureFirst-Person
View on Steam ↗ $14.99 (US · as of 2026-07-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.

77.3%positive1,210 reviews
Recommended · 3 found this helpful

“This is my first review ever, and I've been building up to it for over a decade, and I now realize that this should without a doubt be the game to gets that first review. You see, this game does something so utterly unique and magical, and it has provided me a wealth of…”

— a player, Steam review · 45 hrs played
Recommended · 0 found this helpful

“A fascinating concept. The monsters spooked me, but learning how to draw a map and then locate yourself on it with no compass, is just a great experience, and really well done.”

— a player, Steam review · 2 hrs played
Recommended · 0 found this helpful

“Really good exploration focused game with a unique mapping system and movement. Super immersive, very tense at times with the occasional calm and beautiful moments.”

— a player, Steam review · 28 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live count fetched 2026-07-11 11:56 UTC · history via SteamCharts.

0playing at last check
124-hour peak
335all-time peak
0 25 50 2013 2015 2017 2019 2021 43 avg · Dec 2012

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.

27achievements
7.1%median completion
1.2%rarest: Just doing some light reading?
47.5% of players 47.4% of players 41.0% of players 29.8% of players 26.9% of players 17.8% of players 16.6% of players 14.6% of players 11.3% of players 10.0% of players 8.7% of players 8.2% of players 7.5% of players 7.1% of players 5.2% of players 1.8% of players 1.7% of players 1.7% of players 1.7% of players 1.5% of players 1.5% of players 1.4% of players 1.3% of players 1.3% of players 1.3% of players 1.2% of players 1.2% of players 47.5% 0% most earned rarest
Almost everyone has
47.5%You are here — Triangulate your location
47.4%It may be time for an intervention — Use every medicine
41.0%Tylenol Tommy — Synthesize Basic Medicine
Rarest badges of honor
1.2%Just doing some light reading? — Collect every note
1.2%Pyro — Light every urn on the island
1.3%In 3 days? Yeah right! — Beat the game in 3 days or less

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-11. Steam prices vary by region — always confirm your local price on Steam.

$14.99current · sampled 2026-07-26 08:39 UTC
$14.99lowest since tracking began2026-07-11
US14.99 USD
EU14.99 EUR
UK11.99 GBP
Australia21.50 AUD
Canada16.99 CAD
Japan1,480 JPY
Brazil24.99 BRL
China48.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

Brazil≈$4.9 China Japan Canada US Australia UK EU≈$17

Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.

$0 $10 $20 07-11 07-14 07-17 07-20 07-23 07-26

Games like Miasmata

From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

Subnautica: Below Zero Subnautica: Below Zero 89.5% · 58,091 reviews shares Open World Survival Craft, Crafting, Survival Horror, Open World Subnautica Subnautica 96.9% · 197,383 reviews shares Open World Survival Craft, Crafting, Survival Horror, Open World The Solus Project The Solus Project 77.9% · 1,630 reviews shares Crafting, Walking Simulator, Survival Horror, Mystery The Beast Inside The Beast Inside 75.8% · 2,967 reviews shares Walking Simulator, Survival Horror, Open World, Survival The Long Dark The Long Dark 87.1% · 46,444 reviews shares Open World Survival Craft, Crafting, Walking Simulator, Survival Horror Salt Salt 76.3% · 1,731 reviews shares Open World Survival Craft, Crafting, Walking Simulator, Open World The Forest The Forest 95.3% · 209,212 reviews shares Open World Survival Craft, Crafting, Survival Horror, Open World FarSky FarSky 71.3% · 2,376 reviews shares Open World Survival Craft, Crafting, Open World, Survival

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-20.

GenresAction, Adventure, Indie
Player tagsSurvival · Exploration · Indie · Adventure · First-Person · Open World · Open World Survival Craft · Atmospheric · Singleplayer · Action · Horror · Walking Simulator (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Family Sharing
LanguagesEnglish * *
Achievements27
Estimated owners100,000 – 200,000 (SteamSpy)
Official sitehttp://ionfx.com/product_pc_Miasmata.php
Minimum system requirements (PC)

Minimum: OS: Windows XP, Vista, 7 Processor: Intel Core2 Duo, AMD Athlon64 x2, or better Memory: 2 GB RAM Graphics: NVidia Geforce 8600GT, ATI Radeon 3670HD or equivalent DirectX®: 9.0 Hard Drive: 3 GB HD space Sound: DirectX compatible sound card