: Introduced ways to bring the Crimson Trader into your bunker and new interactions with the Green Army.
: Tweaks to item visuals (Game Station and Portable Console) and various bug fixes. Current Version Status zero-sievert-v0-27-1-zip
While a specific "0.27.1" version often refers to a minor hotfix following a major patch, you should exercise caution when searching for standalone "zip" files of the game outside of official platforms like Steam . : Introduced ways to bring the Crimson Trader
Be wary of third-party sites offering "zip" downloads for specific game versions, as these are often unofficial and may contain malware. It is recommended to use the official ZERO Sievert Steam page for the most secure and up-to-date files. Be wary of third-party sites offering "zip" downloads
The search for a file named "zero-sievert-v0-27-1-zip" primarily points to discussions around , which was a significant early access release for ZERO Sievert in December 2022.
: A hotfix for trade screens and UI issues was released as recently as April 23, 2026 .
: Added festive items like the Santa Claus armor, the Santa EC74 weapon, and craftable Christmas lights.