First-Person Data Explorer — Free on Steam

Play The Light in the Darkness free on Steam. The educational narrative game is permanently listed as Free To Play.

Claim METAL GEAR SOLID MASTER COLLECTION Vol.2 BONUS CONTENT free on Steam. It includes Metal Gear: Ghost Babel and Digital Soundtrack Vol.2.

The Steam listing is Free to Play, and the bonus package can be added to a Steam account without first purchasing the paid Vol.2 collection.

Free to play on Steam. Stones Keeper: King Aurelius is the free prequel to the main Stones Keeper campaign. Steam says it will be removed from the store on September 14, 2026; add it to your library before then and it will remain playable afterward.

Dokimon Quest is free to keep on Steam if you add it to your account before August 26 at 10:00 AM. Steam shows the full game at 100% off, dropping from its regular price to $0.

Steam is offering Microsoft Flight Simulator Suite: Themes Reimagined for $0 to keep through September 1. Add the 21-track, 86-minute soundtrack to your Steam account during the promotion; the store lists it at 100% off from $9.99.

A free-to-play VR demolition game on Steam where you operate a wrecking crane and explore a destructible environment. The Steam store currently lists the released game as Free to Play with no purchase required.