Download size

How many GB is Atheris?

8 GB

Leave at least 15 GB free: games need headroom to unpack updates.

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

Atheris is a third-person sci-fi survival horror game where you explore an industrial spaceship, manage limited resources, and face deadly creatures while fighting to stay alive in a claustrophobic and hostile environment.