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. Summary: IGDB
Mind Score
Fair to the playerAge · ESRB E
Respect
85
Nourish
56
Stimulation
moderate
Open-ended sandboxStop anytime
Watch out for
Open-ended, can get repetitive
- Steam tag “Sandbox” (903 votes)
- Steam tag “Colony Sim” (2225 votes)
What it exercises
Planning and strategy
- Steam tag “Resource Management” (1573 votes)
- IGDB keyword “resource management”
Perseverance: very hard, but fair
- Steam tag “Difficult” (471 votes)
- Hard but fair: 97% positive reviews
Exploration and curiosity
- Steam tag “Exploration” (466 votes)
High confidence · 27 Sept 2026 · Rules-based estimate from the Steam store, player reviews and PEGI/ESRB descriptors. Not a substitute for the official rating or your own judgement. Tap a label to see the evidence.