On this page of the guide, you will find out how much disk space you need to install Dread Hunger.
Dread Hunger was released on January 26, 2022 exclusively on PC. At the time of writing this guide, there was no announcements for PlayStation or Xbox versions.
Disk space - PC
You can see that the minimum requirements of Dread Hunger is 15 GB of free disk space. By downloading the game via the STEAM client, you will download a little over 5 GB of data, and after installation, Dread Hunger will take up 13.1 GB on your drive.
For more information on the minimum and recommended system requirements for Dread Hunger, check out the System requirements page.