Top Free Sci-Fi Games for PC In 2025!
77 free-to-play Sci-Fi games found in our games list!
Phantasy Star Online 2 New Genesis
The legacy of Phantasy Star Online 2 continues a thousand years later!
Star Trek Online
A free-to-play, 3D, Sci-Fi MMORPG based on the popular Star Trek series.
Halo Infinite
For the first time ever, a free-to-play Halo experience is available in the form of Halo Infinite’s multiplayer.
Phantasy Star Online 2
Welcome to ARKS, and elite task force searching dangerous planets for the corrupted Falspawn in Phantasy Star 2 Online, Sega’s popular, free-to-play sci-fi MMORPG.
Apex Legends
A free-to-play strategic battle royale game featuring 60-player matches and team-based play.
Terminull Brigade
A free-to-play third-person looter-shooter with customizable characters.
War Robots: Frontiers
A multiplayer mech game set in a planetary system light years from Earth.
Strinova
A third-person tactical shooter that features the unique mechanic of allowing players to switch between three-dimensional and two-dimensional forms.
Spectre Divide
A 3v3 tactical shooter developed and published by Mountaintop Studios in partnership with former pro gamer shroud,
The First Descendant
A free-to-play third-person co-op looter shooter developed and published by Nexon.
Stormgate
A free-to-play science fantasy real-time strategy game in which humans and robots defend Earth from alien forces.
