Download size

How many GB is Alterum?

15 GB

That is more than the typical Tactical game, which needs about 9 GB.

Leave at least 23 GB free: games need headroom to unpack updates.

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

Social deduction horror game with voice recognition, full of betrayal and dark rituals. Awaken in a cult of restless souls: spells spoken aloud summon powers - or doom. Alliances or deceit: can you distinguish truth when a word is a curse?