Best Free Sci-Fi MMO Games for PC in 2025

80 Free-to-play Sci-Fi games found in our list!
Steel Hunters
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FREE
Crossout
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FREE
FragPunk
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FREE

Crystal of Atlan
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FREE

Crystal of Atlan

A "magicpunk" MMO Action RPG where you and your allies build skills, battle enemies, and uncover the secrets of a wondrous world powered by magic and machinery.

Fortnite
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FREE

Fortnite

Like other classic battle royale games, you'll be dropped into the world and forced to scavenge and survive.

Steel Hunters
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FREE

Steel Hunters

Grab a mech and a friend and work together to ensure your survival.

Tower of Fantasy
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FREE

Tower of Fantasy

Tower of Fantasy brings the MMORPG experience to PC and mobile with a F2P, splashy, anime-esque style.

Warframe
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FREE

Warframe

Warframe is a free to play sci-fi co-op 3rd-person shooter being developed by Digital Extremes, the makers of The Darkness 2.

Apex Legends
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FREE

Apex Legends

Apex Legends is a free-to-play battle royale set in the Titanfall universe and taking place after the events of Titanfall 2.

Splitgate 2
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FREE

Splitgate 2

Splitgate 2 is a free-to-play competitive first-person shooter that combines gunplay with portals for fast-paced action.

Crossout
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FREE

Crossout

Trick out your ride and take to the post-apocalyptic roads for battle in Crossout, the free-to-play vehicular combat game from Gaijin Entertainment!

The Lost Glitches
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FREE

The Lost Glitches

A card game that claims to reward "true TCG enthusiasts who take pride in their strategic brilliance."

Overwatch 2
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FREE

Overwatch 2

Big changes come to the Overwatch formula in this sequel...and so does PvE content, eventually.

Destiny 2
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FREE

Destiny 2

Embark on a heroic quest to save humanity in Bungie's epic sci-fi MMO shooter Destiny 2, now free-to-play.

Skyforge
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FREE

Skyforge

Skyforge is a free-to-play sci-fi MMORPG from the Allods Team, Obsidian Entertainment, where players will become gods to battle invading forces from space as well as other players.

GetAmped 2
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FREE

GetAmped 2

GetAmped 2 is a free fighting MMO game that follows the work made on Splash Fighters. In this game players enter the city of Wingdom and choose a fighter from five different classes.

Mars Tomorrow
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FREE

Mars Tomorrow

Explore the Red Planet and save humanity in Mars Tomorrow, a free-to-play browser simulation game from Gamefabrik and Bytro Labs.

Astro Empires
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FREE

Astro Empires

Explore the farthest reaches of space in Cybertopia Studios’ Astro Empires, a free to play text-based space strategy MMO that gives you something you’ve always dreamed of: the chance to build your own galaxy-spanning empire among the stars. As you start with your own planet in the farthest flung regions of unknown space in Astro Empires, you will learn to gather materials and develop new technologies to turn your previously unnoticed rock into a mighty empire befitting a galactic emperor.

SoulWorker
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FREE

SoulWorker

Put your soul to work in SoulWorker, the free-to-play action MMORPG from VALOFE that uses your very soul as a weapon!

Awesomenauts
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FREE

Awesomenauts

Fight for the future and be totally awesome in Awesomenauts, a 2D, side-scrolling MOBA that's even better now that it's free-to-play!

Star Wars: The Old Republic
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FREE

Star Wars: The Old Republic

Star Wars: The Old Republic (SWTOR) is a free to play 3D Sci-Fi MMORPG based on the popular Star Wars universe.

Dino Storm
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FREE

Dino Storm

Dino Storm is a 3D RPG browser-based MMO by Splitscreen Studios. Players embark on a perilous journey to DinoVille, with nothing more than a change in their pockets, some ammunition, a loaded laser cannon, and your very own dinosaur.

Starborne: Frontiers
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FREE

Starborne: Frontiers

Build your space empire in Starborne, a free-to-play sci-fi MMO strategy game

FragPunk
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FREE

FragPunk

5v5 hero shooters are all the rage right now, but FragPunk thinks it can "break the rules."

Warface
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FREE

Warface

Warface is a free to play 3D military MMOFPS developed by Crytek (best known for developing Far Cry, Crysis and CryENGINE).

Pocket Starships
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FREE

Pocket Starships

Blast off into adventure in Pocket Starships, a free-to-play browser MMORPG with fast-paced starship-fighting action! Play with your friends or go it alone by taking quests from NPCs.

Predecessor
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FREE

Predecessor

From the ashes of Paragon comes a new, third-person MOBA, Predecessor.

Return Alive
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FREE

Return Alive

KOG Games tries their hand at a Top-down Tactical Shooter Game for the first time.

Marvel Rivals
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FREE

Marvel Rivals

Marvel IP and a hero-shooter, could there be a better free-to-play combo?

Entropia Universe
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FREE

Entropia Universe

Entropia Universe is free to play 3D Sci-Fi MMORPG with interesting economic and social features.

Closers
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FREE

Closers

In Closers, a free-to-play fighting MMORPG, horrific creatures are springing from mysterious dimensional gates all around New Seoul, and it's up to you to stop them!

Star Crusade
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FREE

Star Crusade

Star Crusade: War for the Expanse is a free-to-play CCG set in a fantastic universe where several alien races do battle with humanity for control of the galaxy. It's easy to jump right in and learn the basics, and in no time you'll be crafting your own decks to win control of the sector for your chosen faction!

Valorant
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FREE

Valorant

Valorant is Riot Games' free-to-play competitive 5v5 tactical shooter, where you'll need strong gunplay and timely use of abilities to come out on top. Choose your character and participate in matches up to 25 rounds long, taking turns as attackers and defenders.

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