Rimworld Free - Download (v1.4.3524)

Version 1.4 (specifically the 3524 build) was a milestone because it introduced:

: The most popular platform, offering easy access to the Steam Workshop for thousands of community mods. RimWorld Free Download (v1.4.3524)

If you are looking for the legitimate version of the game to ensure mod compatibility and save-game stability, you can find it at: Version 1

: Significant optimizations to how the game handles large numbers of pawns and pathfinding. RimWorld Free Download (v1.4.3524)

: Another licensed digital storefront option. Why Version 1.4 was Significant