Developer Undead Labs occasionally hosts "Free to Play Weekends" on Steam where the full game is downloadable and playable for a limited time, often accompanied by deep discounts if you choose to buy it afterward.
If you missed a free window, the games are often heavily discounted on official storefronts: state-of-decay-pc-game-free-download-full-version
Searching for "free download full version" often leads to "cracked" or "repack" sites. It is highly recommended to avoid these for several reasons: Developer Undead Labs occasionally hosts "Free to Play
While not currently free, the Epic Games Store regularly gives away high-profile titles for free every week. It is worth monitoring their "Free Games" section for future rotations. Avoiding Pirated Versions It is worth monitoring their "Free Games" section
These downloads frequently bundle malware or spyware.
Frequently on sale for under $10 during seasonal events.
Offers the "Play Anywhere" feature, meaning if you buy it on PC, you also own it on Xbox consoles.