: The most common place to pick it up, often bundled with its sequels, Still Life and Still Life 2 .
Technically, no. is a commercial game and is not freeware or abandonware. However, because it's a "legacy" title from the early 2000s, it is frequently available for a few dollars (sometimes as low as $0.79) during sales on major platforms.
If you were looking for a different, truly free game, there are several indie projects with the same name: Post Mortem update - GameSpot