If you're going for the 2025 version, ensure you have at least 20 GB of free space and consider installing it on an SSD for the best performance.
You can download it for free directly from the DARKEST DAYS Steam page. darkest-of-days-pc-game-free-download-full-version
You can also download a dedicated PC launcher from the official Darkest Days website. If you're going for the 2025 version, ensure