Games like O3

Survirail is a first-person survival game set in a dark vision of the future. You play as one of the surviving crew members who lived through a sudden attack by androids—machines that unexpectedly changed their operating protocol and turned against humanity. As you travel through space, you explore space stations, gather survival materials, and battle hostile automatons. Each location you visit… If you enjoyed this game, see our list of games similar to SurviRail: Deep Space.

53%Game Brain Score

gameplay, humor

story, replayability

76% User Score Based on 21 reviews

        Step into the polished shoes of Chad Ironjaw, CEO of a sprawling research-and-development behemoth. From his luxurious office he gazes out over Millenniumopolis, the city of tomorrow, where gargantuan Art Deco skyscrapers, studded with gargoyles and neon lights, pierce through the clouds         What does a day in the life of Mr. Ironjaw look like, you may ask? The elevator doors part wit… If you enjoyed this game, see our list of games similar to Rise of Atom.

57%Game Brain Score

story, gameplay

grinding, optimization

50% User Score Based on 543 reviews

Critic Score 70%Based on 12 reviews

The Long Journey Home combines the endless freedom of space with a new open questing system that always leaves you in command. Deliver the stranded Glukkt to his homeworld as he asks, or to your new slaver friends? Attempt to make allies with everyone, or pin your hopes on the tougher races, and hope they never turn on you? Jump by jump, make hard decisions and live with the consequences, in a uni… If you enjoyed this game, see our list of games similar to The Long Journey Home.

89%Game Brain Score

gameplay, replayability

grinding, stability

89% User Score Based on 1,997 reviews

Terraformers is a 3X game with roguelite elements in which you terraform Mars. Explore the planet’s wonders, exploit its resources and expand by settling new cities. Start the terraforming... If you enjoyed this game, see our list of games similar to Terraformers.

32%Game Brain Score

gameplay, graphics

story, stability

32% User Score Based on 282 reviews

Habitat is a successfully funded Kickstarter game from indie developer 4gency. It is a strategic space survival game where you have to build and manage the future homes of humanity from orbital debris that you find in space junkyards surrounding Earth’s orbit. Leading your team of engineers, you will have to build and fly your space stations in a zero gravity setting, mastering physics driven fli… If you enjoyed this game, see our list of games similar to Habitat.

59%Game Brain Score

story, gameplay

grinding, stability

59% User Score Based on 54 reviews

Mysterious signal with an unknown purpose reaches Earth. Inside a space station, a lone Operator and the onboard AI are tasked with analyzing the signal, but the process itself seems to have an unexpected effect on them. Oversee the AI’s upgrades on its path to understanding the signal’s message. If you enjoyed this game, see our list of games similar to Interregnum Chronicles: Signal.

76%Game Brain Score

gameplay, story

grinding, stability

76% User Score Based on 878 reviews

The Fermi Paradox is a choice-driven sci-fi narrative strategy game in which your decisions in one corner of the galaxy can upend entire civilizations in another. Guide species through millennia and help them explore the vastness of space, make contact and, perhaps, create harmony. If you enjoyed this game, see our list of games similar to The Fermi Paradox.

Eliond is a world devastated by mutation and war. Cities have collapsed, creatures have transformed, and the actions of Dr. Victor Madman continue to spread corruption across the land. The Cryselts, an elite task force dedicated to protecting the planet, work to contain the crisis and rebuild what remains. Explore diverse regions, battle hostile enemies, and unlock new weapons, abilities, and Bio… If you enjoyed this game, see our list of games similar to Cryselts.

In medieval Europe, sins give rise to demonic amalgamations. Heresy and fear slowly consume the entire realm. As Grandmaster of a knightly order, you are called to lead a crusade against this unholy menace. Gather your Brothers, strengthen your camp, and confront the Archdemons in fierce battles to reclaim the land from darkness. Band of Crusaders immerses you in a dark medieval fantasy where you… If you enjoyed this game, see our list of games similar to Band of Crusaders.

The Last Draw is an immersive single-player card RPG that plunges you into a post-apocalyptic world where the air itself has become poison. In this atmospheric survival experience, every card you reveal could be your salvation—or your doom. A World Transformed The Great Combustion wasn't a nuclear war or natural disaster—it was the day the atmosphere itself turned toxic. Chemical plants, weath… If you enjoyed this game, see our list of games similar to The Last Draw.