Download size

How many GB is Phobophobia 1.0: The Experiment?

5 GB

Leave at least 11 GB free: games need headroom to unpack updates.

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

A story-driven psychological horror experience where you must survive 10 phobia-inspired rooms, each filled with atmospheric puzzles, relentless dread, and unsettling truths waiting to be uncovered.