Top similar games like Solitude:

Fight your way through the mega-corporation Galatico, the gatekeepers of the universe’s most powerful transportation devices. Destroy their infrastructure and blast your way to the top in this boomer shooter inspired FPS.

Pilot your advanced Trident fighter through a mysterious frontier, where survival hinges on skill, strategy, and an inexplicable alien bond. XERXES:SHADOW - Your mind is the battlefield.

StarHunter is a virtual reality first-person adventure shooter game where players travel to interstellar space to hunt down robots, dragons, and monsters. You will engage in fierce combat using rifles, shotguns, rocket launchers, and other weapons.

Cyber Courier 2088 is an cyberpunk sci-fi courier game, where you start out as a taxi driver transporting passengers and goods as you become a sought after cyber courier in a crazy low-poly Sci-Fi world.

Fight for survival in B.L.A.C.K - 1, a 3D FPS roguelike set in a dystopian future. Battle through procedurally generated spaceships using all your skills and resources, in Zero-G environments. Can you survive long enough to finally escape from enemy territory?

Astral Horizon is a first-person space opera adventure featuring combat with six degrees of freedom. Give orders to your squadmates and find creative ways to approach combat in zero-gravity. Explore epic sci-fi locations as you fight a war to uncover a perspective-shattering discovery.

In the future, humans conquered the stars and colonized other planets. In the bowels of the icy planet, scientists have discovered a natural and safe source of energy. But at the same time, they awakened an ancient alien life form. There is a conflict on the planet. Volunteers come to the rescue.

Mayhem's World, a fighter game, a adventure game, a relaxing game, a farming game. Play how you want in Mayhem's World!

The World of RUINWAKER is filled with lost treasures and trinkets to find. Explore as Grant Gavis, a novice member of A.R.C.H.S. ( Otherwise known as the Archeological Recording of Cosmic History Society. ) Can he prevent an ancient power that he's uncovered from falling into the wrong hands?

Asgard's Edda: Mechanical Threat is an action shooter. Play as one of Asgardian descendants, battling the ancient Architect and his nanobot army. Explore diverse locations, use heavy machine guns and traps in tactical combat, and upgrade your character in a rich mythological universe.

A fast-paced FPS following a sci-fi story taking inspiration from Greek mythology and blending it with fantasy elements. As a security robot aboard a deep space mining vessel, you must face an unknown threat when crewmembers start turning into creatures of ancient myth.

Unknown Signal: Invasion is a continuation of the exciting sci-fi game. This time you have to go to an unknown planet to investigate a new mysterious signal coming from an unknown source.

In the far future, armadas from surrounding systems have suddenly waged war on Earth. You are a pilot from the Ares Squadron, flying the fastest, most dangerous crafts ever made. You're outgunned, outmanned, and strapped into a flying coffin.

[Test Subject Name] is an FPS Platformer that sees you descend through layers of test chambers, fighting multitudes of robots along the way, using weapons taken from enemies, and coming in contact with intelligent machines that want you dead.

This game invites you to an action-packed adventure. What could you sacrifice to save a military base captured by aliens from aliens?

A sci-fi action-adventure game in VR.

Dive into a cyber world of platforms and challenges. Enjoy an immersive musical experience. Find your unique playstyle and set a new time record. This is just the beginning

Take control of an AI soldier, explore planets, and partake in fast paced combat in The Future Project, a first person metroidvania. Explore distinct worlds, obtain new weapons and abilities, and defeat powerful enemies in humanity's quest to journey the stars.

ANARCHY is an escape / survivor games. Horde of robots, climbing, traps and many other things will try to kill you. It is one of the toughest games on steam right now.

A sci-fi rpg where you are a robot that flies a ship and fights on foot to save the solar system and humanity from an artificial intelligence known as I.I.I. Has a story where you try to save the solar system or you can play waves mode where you fight waves of enemy ships.

Sector 452 is a futuristic low poly shooter that takes place in the year 2058, you are an astronaut who was on a standard search mission that went horribly wrong. Fight your way through various planets, meeting friends and foes while looking for a way back home.

Protect the lighthouse, destroy nests and complete tasks.

All units, heed my orders! The enemy is approaching! Call for reinforcements! Set up turrets! And someone bring me a new gun! And quickly! Now, all fighters, time is short, everyone to Kronos! Go, go, go!

Sanctum Arcadia is a game where you must fight your way through increasingly dangerous zones filled with enemies, hazards, and mystery. Sanctum Arcadia has a unique but still familiar progression system, challenging and engaging combat, all in a smooth Arcade-like experience.

A gritty first-person space sim where you mine, trade, fight, and salvage across a procedurally generated universe—then breach derelicts in tense FPS missions with permadeath and full ship customization.

Welcome Human-V1399 to the "Human Restoration Program," the final hope for the rebirth of mankind. In this physics-based movement shooter, use telekinetic powers to defeat hostile alien-built creatures through the depths of an irradiated planet in a conflict-ridden solar system.

From the team that brought you Aleph One, the classic sci-fi FPS Marathon 2: Durandal from Bungie on Mac revived for modern hardware by the fan community.