Steam users have a limited time to play a free 2018 simulation game before it transitions to a paid model, although it is not yet clear how long it will remain free. It's worth noting that this is not the only free game on Steam, as of this writing. Blast the Past is Free for a Limited Time on SteamCloseCheck Out Blast the Past on Steam FREE for a limited time. Blast the Past is a free VR simulation game from 2018 where players operate a wrecking crane to destroy the last remaining old-school skyscraper in a building. The dev also explained that once/if the game gets recognized, it'll transition back to free in just a few months, so there's that option too.