Steam reviews

Overwhelmingly Positive

97% of 140,183 reviews

Critic scores

Metacritic

Generally favorable

Aggregated from professional reviewers. OpenCritic and others are on the roadmap.

Where to play

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Simulation LiveVery active

OXYGEN NOT INCLUDED

Oxygen Not Included has 11,504 concurrent players on Steam right now. Its 24 hour peak is 12,556 and its all-time peak is 27,268. Data refreshes every 5 minutes from the official Steam Web API.

DEV · Klei Entertainment2019

Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.

Strong daily player base. Matchmaking and servers will be lively.
Currently at 42% of the all-time peak of 27,268 players.
Last updated 4 months ago: [Game Update] - 722606.

Playing now

11,504

24h peak

12,556

24h change

▲ 21.6%

Quick verdict

Is Oxygen Not Included still alive in 2026?

See verdict →

PREVIOUS 24 HOURS

GALLERY & TRAILERS

1 / 19

ACROSS PLATFORMS

STEAMLIVE

Current

11.5K

24h peak

12.6K

All-time

27.3K

TWITCHLIVE · VIEWERS

Watching now

146

Xbox · PlayStation · Nintendo

No public concurrent-player API exists for these platforms. Other sites guess by scraping achievement timestamps or leaderboards. We won’t make up numbers. If the platforms ever ship a real API, real numbers will show up here.