Download size

How many GB is Demonsomnia?

20 GB

That is more than the typical Shooter game, which needs about 8 GB.

Leave at least 29 GB free: games need headroom to unpack updates.

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

Demonsomnia is a CO-OP horror video game developed and published by Woziva on Steam. It is a 4-player online CO-OP horror game about the impact of post-nuclear reaction. Radiation spread all over, put on your gas mask and go to the forest, collect the objects, and return to the mansion. Your goal is to gather evidence with equipment and hunt down the ghost.