Best Free Sci-Fi Games for PC and Browser In 2022!

62 free-to-play Sci-Fi games found in our games list!
Dark Orbit Reloaded
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FREE
Crossout
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FREE
Star Trek Online
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FREE

Ace Online
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FREE

Ace Online

A free to play fast action 3D sci-fi MMO where players control space fighters jets.

AirMech Strike
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FREE

AirMech Strike

A free to play Action RTS with MOBA elements.

Alien Swarm: Reactive Drop
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FREE

Alien Swarm: Reactive Drop

A free-to-play top-down tactical co-op expansion on the Alien swarm game and Source SDK.

Anarchy Online
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FREE

Anarchy Online

A free to play Sci-Fi MMO that has withstood the test of time.

Apex Legends
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FREE

Apex Legends

A free-to-play strategic battle royale game featuring 60-player matches and team-based play.

Astro Empires
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FREE

Astro Empires

A text-based sci-fi strategy and diplomacy MMO Game in a persistent universe.

Awesomenauts
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FREE

Awesomenauts

A 3v3 2D battle arena Developed by Ronimo games.

Brink
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FREE

Brink

A free-to-play first-person-shoot developed by Splash Damage and published by Bethesda Softworks.

Champions Online
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FREE

Champions Online

A superhero MMORPG created by the same studio behind City of Heroes.

Closers
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FREE

Closers

A free-to-play episodic anime beat-em-up developed by Naddic Games and published by En Masse Entertainment.

Cosmos Invictus
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FREE

Cosmos Invictus

A strategic collectible card game developed and published by Pegnio Ltd.

Crossout
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FREE

Crossout

A post-apocalyptic MMO vehicle combat game!

Dark Orbit Reloaded
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FREE

Dark Orbit Reloaded

A browser-based 3D space-combat MMO with a massive playerbase!

Darwin Project
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FREE

Darwin Project

A free-to-play 10-player battle royale game set just prior to an impeding ice age.

Destiny 2
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FREE

Destiny 2

A free-to-play multiplayer Sci-Fi MMOFPS from Bungie.

Dino Storm
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FREE

Dino Storm

A free-to-play 3D MMO with cowboys, dinosaurs, and laser guns.

Dreadnought
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FREE

Dreadnought

A free-to-play combat flight simulator developed by Yager Development and published by Grey Box.

Drifters Loot the Galaxy
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FREE

Drifters Loot the Galaxy

Grab your Driftpacs and grappling hooks, it’s time to loot. Pick a character and dive into Blind Squirrel’s team-based shooter, Drifters Loot the Galaxy.

Entropia Universe
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FREE

Entropia Universe

A 3D MMO Multi Virtual World Real Cash Economy Experience with RPG elements.

Fallout Shelter
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FREE

Fallout Shelter

A free-to-play simulation game based on Bethesda Game Studios' popular Fallout franchise.

Fortnite
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FREE

Fortnite

A free-to-play, standalone mode of Epic Game's Fortnite.

Gear Up
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FREE

Gear Up

Control your unique tank or robot in multiplayer arcade action!

GetAmped 2
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FREE

GetAmped 2

A free to play fighting MMO, experience frantic battles up to 20 players.

Guns and Robots
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FREE

Guns and Robots

A free to play online third person shooter with massive customization!

Halo Infinite
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FREE

Halo Infinite

For the first time ever, a free-to-play Halo experience is available in the form of Halo Infinite’s multiplayer.

Holodrive
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FREE

Holodrive

A free-to-play 2D multiplayer shooter developed by BitCake Studio and published by Versus Evil in which players play as customizable robots or "Dummys".

Insidia
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FREE

Insidia

A free-to-play tactical, turn-based dueling game developed and published by Bad Seed.

Ironsight
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FREE

Ironsight

A free-to-play futuristic shooter published by Aeria Games.

MechWarrior Online
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FREE

MechWarrior Online

A free-to-play PvP game that's a faithful adaptation of the popular MechWarrior strategy board games.

Metal War Online: Retribution
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FREE

Metal War Online: Retribution

A high-speed multiplayer online concept car shooter game with racing elements!

Noah’s Heart
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FREE

Noah’s Heart

Noah’s Heart is an open-world MMORPG game with a focus on exploration and socialization.

Paladins
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FREE

Paladins

A free-to-play team-based shooter developed and published by Hi-Rez Games, the creators of SMITE.

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