Download size

How many GB is Oxygen Not Included?

3 GB

That makes it bigger than 66% of Indie games we have measured.

The median Indie game needs 1 GB; the largest tenth start at 10 GB.

Leave at least 9 GB free: games need headroom to unpack updates.

The figure is the storage Steam lists as required for this game, not a measured download.

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.