Free to Play · Sci-fi · War games to play together

15 Free to Play · Sci-fi · War games your group can play together online, including Age Of Warbots, Nexus Legacy, and Block Fortress 2.

All games: 15

Age Of Warbots

A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the battlefield! Join the battles yourself by taking control of the warbots! Use Steam Workshop to check out warbots created by players from around the world!

83% positive of 167 reviewsPlaying now: 7$9.99

Nexus Legacy

Rebuild civilization from a single planet in Nexus Legacy, a persistent sci-fi 4X MMO. Colonize worlds, manage resources, research technologies, command fleets, forge alliances, and fight for control of a living galaxy.

65% positive of 382 reviewsPlaying now: 97Free

Block Fortress 2

Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, construct turrets, and defend your stronghold against relentless attacks. Team up with a friend or fight alone in this action packed block builder, where only the strongest survive.

82% positive of 269 reviewsPlaying now: 5$19.99

Mecha BREAK

Squad up in Mecha BREAK, a multiplayer third-person shooter offering three intense game modes filled with ground and aerial combat. Pilot your Striker into the breach and neutralize enemies. Are you ready for the ultimate showdown?

60% positive of 29,475 reviewsPlaying now: 259Free

Relentless Expanse

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!

91% positive of 113 reviewsPlaying now: 1Free

FreeInfantry

Isometric. Massively Multiplayer. Capture The Flag. Skirmish. Bug Hunt. And more. Welcome to FreeInfantry - the world's first massive multiplayer online isometric shooter.

78% positive of 165 reviewsPlaying now: 3Free

Assault Bots

Assault Bots is a fast-paced multiplayer robot shooter game. Create your robot, let it drive, walk, or fly, and battle other players online in this intense shooter. Game features multiple maps and game modes.

85% positive of 447 reviewsPlaying now: 4Free

Warzone 2100

In the late 21st century, the world's civilizations are wiped out by a series of nuclear strikes, seemingly caused by a massive malfunction of the new NASDA (North American Strategic Defense Agency) strategic defense system.

88% positive of 1,636 reviewsPlaying now: 9Free

War Robots

War Robots is an online third-person 6v6 PvP shooter—we’re talking dozens of combat robots, hundreds of weapons combinations, and heated clan battles.

60% positive of 31,266 reviewsPlaying now: 1,398Free

Art of War: Red Tides

Art of War: Red Tides is a fair multiplayer strategy game that allows different teams on the same platform (e.g. smartphones, PC, etc.) to battle against each other. You will encounter players around the world!

79% positive of 6,962 reviewsPlaying now: 6Free

PlanetSide 2

PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.

80% positive of 74,972 reviewsPlaying now: 615Free

Gods and Idols

Take the role of a newly ascended deity in Gods and Idols. Carve your place among the stars in an open, dynamic, and massive MMORTS universe. Command the powers of the cosmos, form alliances, and use your worshipers as instruments to further your goals.

67% positive of 761 reviewsPlaying now: 0Free

Granvir: Zero Front

Granvir: Zero Front is a 3rd person action roguelite mech-builder with co-op multiplayer. Experience the prelude to Granvir as the resistance response to the Millennium Company invasion. Pilot your Granvir, manage your campaign between battles to find the best equipment, and stay in the fight.

86% positive of 243 reviewsPlaying now: 0Free

Iron Mandate

A steampunk roguelike with a unique fighting mechanic. Master the piloting of giant mechanical worms, lay waste to all that stand in your way and reclaim your rightful place on the throne.

93% positive of 186 reviewsPlaying now: 0Free

Mauled

Mauled is a Free-To-Play indie TPS by a solo developer. Fight relentless hordes alone or in online Co-op across varied maps. Collect tiered weapons, trigger tactical traps, and upgrade your character's stats as the difficulty rises round after round. Survival is your only goal.

71% positive of 102 reviewsPlaying now: 0Free