The game is officially available and supported on Steam .
is a multiplayer wave-based shooter where players fight through over 100 levels of "undead deadstock". Regarding your request for a free download (v33.2) : Blood and Bacon Free Download (v33.2)
Version updates for the game typically happen through the Steam client. Seeking "free downloads" for paid software through third-party sites often leads to outdated or potentially malicious files. The game is officially available and supported on Steam