
Steam reviews
Overwhelmingly Positive
97% of 140,183 reviews
Critic scores
85
Metacritic
Generally favorable
Aggregated from professional reviewers. OpenCritic and others are on the roadmap.
Simulation LiveVery active
OXYGEN NOT INCLUDED
Oxygen Not Included has 11,739 concurrent players on Steam right now. Its 24 hour peak is 19,732 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 43% of the all-time peak of 27,268 players.
- Last updated 3 months ago: [Game Update] - 722606.
Playing now
11,739
24h peak
19,732
24h change
▼ 4.3%
Quick verdict
Is Oxygen Not Included still alive in 2026?
PREVIOUS 24 HOURS
GALLERY & TRAILERS
1 / 19
ACROSS PLATFORMS
STEAMLIVE
Current
11.7K
24h peak
19.7K
All-time
27.3K
TWITCHLIVE · VIEWERS
Watching now
98
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.
MORE IN SIMULATION

LIVE
SIMULATION
Stardew Valley
Playing now
57.2K
24h peak
105.8K▼1.4%
LEARN MORE

LIVE
SIMULATION
War Thunder
Playing now
40.9K
24h peak
76.6K▼0.2%
LEARN MORE

LIVE
SIMULATION
VRChat
Playing now
40.1K
24h peak
53.3K▲0.9%
LEARN MORE

LIVE
SIMULATION
Football Manager 26
Playing now
18.4K
24h peak
42.5K▲0.4%
LEARN MORE

LIVE
SIMULATION
Euro Truck Simulator 2
Playing now
16.0K
24h peak
39.6K▲5.6%
LEARN MORE

LIVE
SIMULATION
The Sims™ 4
Playing now
15.8K
24h peak
30.9K▼8.4%
LEARN MORE