- #1 Generation Zero®
97% matchMostly Positive72% of 41,588 reviews2019
Dev: Systemic Reaction™Pub: Avalanche Studios
Windows
Median: 4.7 hrsMean: 19.5 hrs≥1hr: 90%
Generation Zero is a stealth-action shooter where you wage guerilla warfare against lethal mechanical enemies. Explore a vast open world map inspired by the Swedish Cold War era, take part in the resistance alone or with up to three friends in seamless co-op.
Why similar: Robots 29.9%, Open World 19.8%, FPS 18%, Sci-fi 11.4%, Shooter 6.3%
Why You'll Like It: Features a similar focus on exploring a desolate, open-world landscape filled with hostile robotic factions.
- #2 Prey
96% matchVery Positive91% of 53,291 reviews2017
Dev: Arkane StudiosPub: Bethesda Softworks
Windows
Median: 7.0 hrsMean: 27.2 hrs≥1hr: 90%
In Prey, you awaken aboard Talos I, a space station orbiting the moon in the year 2032. You are the key subject of an experiment meant to alter humanity forever – but things have gone terribly wrong. The space station has been overrun by hostile aliens and you are now being hunted.
Why similar: FPS 20.9%, Sci-fi 20.6%, Open World 11%, Space 8%, First-Person 7%
Why You'll Like It: Offers an incredibly atmospheric, sci-fi immersive-sim experience with a strong emphasis on environmental storytelling and exploration.
- #3 Terminator: Resistance
96% matchVery Positive92% of 18,032 reviews2019
Dev: TeyonPub: Reef Entertainment
Windows
Median: 7.0 hrsMean: 11.9 hrs≥1hr: 86%
Terminator: Resistance, is a first-person shooter set during the 'Future War' scenario that was only glimpsed at in the iconic films, 'THE TERMINATOR' and 'T2: JUDGMENT DAY'. The machines are destined to lose, but at what cost?
Why similar: Robots 25.5%, FPS 21.6%, Open World 16.1%, Sci-fi 11.2%, First-Person 5.7%
Why You'll Like It: Provides a grounded, sci-fi FPS experience centered on fighting against robotic threats in a post-apocalyptic setting.
- #4 S.T.A.L.K.E.R. 2: Heart of Chornobyl
95% matchMostly Positive80% of 130,480 reviews2024
Dev: GSC Game WorldPub: GSC Game World (worldwide)
Windows
Median: 28.7 hrsMean: 53.9 hrs≥1hr: 95%
Discover the vast Chornobyl Exclusion Zone full of dangerous enemies, deadly anomalies and powerful artifacts. Unveil your own epic story as you make your way to the Heart of Chornobyl. Make your choices wisely, as they will determine your fate in the end.
Why similar: Open World 30.7%, FPS 25.2%, Sci-fi 8.2%, Shooter 6.9%, Exploration 6.6%
Why You'll Like It: Captures the same tension of navigating a dangerous, atmospheric open world where exploration is key to survival.
- #5 System Shock
94% matchVery Positive91% of 12,269 reviews2023
Dev: Nightdive StudiosPub: Atari
Windows
Median: 4.1 hrsMean: 13.3 hrs≥1hr: 74%
A first-person fight to the death in the depths of space!
Why similar: FPS 29.6%, Sci-fi 24.2%, Action 9.5%, First-Person 8.6%, Shooter 7.2%
Why You'll Like It: A definitive sci-fi experience that excels in atmosphere, robotic enemies, and deep environmental exploration.
- #6 Valley
94% matchVery Positive91% of 6,673 reviews2016
Dev: Blue Isle StudiosPub: Blue Isle Publishing
Windows · Mac · Linux
Median: 3.0 hrsMean: 4.8 hrs≥1hr: 84%
Explore the vast and beautiful world of Valley using the power of the L.E.A.F. suit: a fierce exoskeleton that grants exceptional speed and agility along with the phenomenal ability to manipulate the life and death of all living things.
Why similar: Open World 28.8%, Sci-fi 15.7%, First-Person 14.9%, Exploration 13.3%, Atmospheric 7.5%
Why You'll Like It: Features fluid movement and exploration in a beautiful, mysterious, and atmospheric sci-fi environment.
- #7 ADACA
93% matchVery Positive92% of 873 reviews2022
Dev: Siris Pendrake
Windows
Median: 2.9 hrsMean: 6.7 hrs≥1hr: 77%
A Sci-fi FPS set on the mysterious planet ADACA. - Use your GRAVITY-MANIPULATING arm to HURL objects at your foes or even RIP weapons directly from their hands! - EXPLORE and manipulate the environment in this EERIE and HOSTILE world!
Why similar: FPS 25.9%, Open World 20.8%, Sci-fi 12.7%, Exploration 8.5%, Shooter 7.2%
Why You'll Like It: Features a strong emphasis on atmospheric exploration and tactical FPS combat in a sci-fi setting.
- #8 Void Bastards
92% matchVery Positive86% of 5,386 reviews2019
Dev: Blue Manchu
Windows · Mac
Median: 2.9 hrsMean: 7.6 hrs≥1hr: 69%
Inspired by BioShock and System Shock 2, Void Bastards is a revolutionary new strategy-shooter that will test your wits as well as exercise your aim. Can you lead the misfit prisoners of the Void Ark through the derelict spaceships and myriad dangers of the Sargasso Nebula?
Why similar: FPS 33.1%, Sci-fi 17%, Shooter 10.5%, First-Person 9.4%, Stealth 9.2%
Why You'll Like It: Combines strategic sci-fi exploration with unique FPS mechanics in a desolate, procedurally generated space setting.
- #9 The Solus Project
91% matchMostly Positive80% of 2,612 reviews2016
Dev: HourencesPub: Teotl Studios
Windows
Median: 2.7 hrsMean: 6.6 hrs≥1hr: 72%
The Solus Project is a single player exploration adventure with survival elements. The adventure is set on a mysterious planet and is the spiritual successor to The Ball - 2010 PC Gamer Action/Adventure Game Of The Year...
Why similar: Sci-fi 26.6%, Open World 18.3%, Exploration 16.5%, First-Person 10.7%, Space 8.5%
Why You'll Like It: Focuses heavily on the feeling of being a lone explorer on a mysterious, alien planet with a strong emphasis on atmosphere.
- #10 INDUSTRIA
90% matchMostly Positive71% of 3,883 reviews2021
Dev: BleakmillPub: Headup
Windows
Median: 3.1 hrsMean: 4.0 hrs≥1hr: 83%
Embark on a gripping journey in INDUSTRIA, an atmospheric FPS set in Cold War-era East Berlin. Unravel the secrets of a mysterious parallel dimension while searching for a missing colleague. Explore a haunting reality where the truth awaits. Discover the dark past that lies beyond.
Why similar: Robots 27.4%, FPS 24.1%, Sci-fi 15.1%, Shooter 7.2%, First-Person 6.5%
Why You'll Like It: A short but atmospheric FPS set in a surreal, dystopian world that mirrors the mysterious tone of Tölva.
- #11 5089: The Action RPG
91% matchVery Positive83% of 326 reviews2016
Dev: Phr00t's Software
Windows · Mac · Linux
Median: 1.8 hrsMean: 5.0 hrs≥1hr: 64%
5089 is a deep & complex action RPG featuring strong sandbox roots. VR is supported, but not required. Watch the tutorial & VR videos next to the trailer! Everything is procedurally generated, like terrain, enemies, weapons, items & quests. Planet Xax's war rages on... how is that possible?
Why similar: Robots 26.5%, Open World 18.6%, FPS 16.4%, Sci-fi 9.8%, Action 6.4%
Why You'll Like It: Provides a vast, open-world sci-fi experience with a focus on exploration and robotic combat.
- #12 Subnautica
88% matchOverwhelmingly Positive97% of 344,093 reviews2018
Dev: Unknown Worlds Entertainment
Windows · Mac
Median: 13.4 hrsMean: 40.0 hrs≥1hr: 90%
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
Why similar: Open World 41.8%, Sci-fi 15.7%, Exploration 15.1%, First-Person 9.7%, Atmospheric 5.7%
Why You'll Like It: Masterfully blends open-world exploration, survival, and a deep sense of mystery in an alien, sci-fi world.
- #13 Spirits of Xanadu
89% matchMostly Positive79% of 473 reviews2015
Dev: Good Morning, CommanderPub: Nightdive Studios
Windows · Mac · Linux
Median: 3.6 hrsMean: 4.1 hrs≥1hr: 93%
At the farthest edge of the explored universe, the research ship Xanadu slumbers in orbit around a mysterious planet. Her systems remain active but there has been no message from her crew for months. Now a lone operative has been sent to wake the Xanadu and bring her home to Earth.
Why similar: FPS 21.1%, Open World 16.2%, Sci-fi 15.1%, Exploration 7.9%, Space 7.3%
Why You'll Like It: An atmospheric, sci-fi immersive-sim set on a lonely, abandoned space station.
- #14 3089 -- Futuristic Action RPG
89% matchMostly Positive71% of 557 reviews2014
Dev: Phr00t's Software
Windows · Mac · Linux
Median: 2.1 hrsMean: 4.3 hrs≥1hr: 93%
3089 is a futuristic, procedurally generated, open-world action role-playing game. All terrain, enemies, weapons, items, quests & more are uniquely generated. Will you obey your creator, the Overlord, or find your own path?
Why similar: FPS 32.1%, Open World 28%, Action 11.8%, Sci-fi 11.4%, Indie 8.4%
Why You'll Like It: A predecessor to 5089 that offers a similar open-world, sci-fi exploration experience with robotic enemies.
- #15 Deus Ex: Mankind Divided
87% matchMostly Positive76% of 41,700 reviews2016
Dev: Eidos MontrealPub: Eidos Interactive Corp.
Windows · Mac · Linux
Median: 5.7 hrsMean: 23.1 hrs≥1hr: 89%
You play as Adam Jensen, an experienced covert operative operating in a world that despises his kind: augmented humans. Choose from an arsenal of state-of-the-art weapons and augmentations to build your playstyle, and decide who you'll trust, to unravel a vast worldwide conspiracy.
Why similar: Sci-fi 17.6%, FPS 17.5%, Open World 15.5%, Stealth 11.6%, Futuristic 7.5%
Why You'll Like It: Delivers a dense, atmospheric sci-fi world with deep exploration and tactical combat options.
- #16 Breathedge
86% matchVery Positive82% of 16,026 reviews2021
Dev: RedRuins SoftworksPub: HypeTrain Digital
Windows
Median: 3.7 hrsMean: 9.2 hrs≥1hr: 87%
Survive in outer space! Together with your immortal chicken, discover the truth behind your sudden spaceship crash. Craft tools, pilot vehicles, and even control space stations to survive and explore the wreckage.
Why similar: Open World 22.3%, Sci-fi 22.1%, Space 14%, First-Person 11.1%, Atmospheric 8.6%
Why You'll Like It: A survival-focused sci-fi game that emphasizes exploration and scavenging in a lonely, space-faring environment.
- #17 Project Silverfish
84% matchVery Positive94% of 2,854 reviews2025
Dev: Siris Pendrake
Windows
Median: 11.0 hrsMean: 21.9 hrs≥1hr: 88%
Explore a hostile, living world: Uncover forgotten horrors, both man-made and supernatural, as you hunt for powerful weapons and exotic artifacts.
Why similar: FPS 25.5%, Open World 19.8%, Sci-fi 14%, Exploration 9.2%, Shooter 8.4%
Why You'll Like It: An immersive-sim FPS that prioritizes sandbox exploration and environmental interaction.
- #18 Deliver Us The Moon
85% matchVery Positive88% of 9,052 reviews2019
Dev: KeokeN InteractivePub: Wired Productions
Windows
Median: 4.4 hrsMean: 5.5 hrs≥1hr: 89%
The Moon has gone dark, cutting off Earth’s last source of energy. As a lone astronaut, you’ll explore abandoned lunar bases, solve intricate puzzles, and navigate stunning zero-gravity environments. Operate advanced vehicles, uncover hidden truths, and survive in this gripping sci-fi thriller.
Why similar: Sci-fi 27.3%, Space 17.7%, Action 14%, Indie 10.7%, Atmospheric 9.4%
Why You'll Like It: A narrative-driven sci-fi game that captures the isolation and atmosphere of exploring abandoned lunar facilities.
- #19 Phoning Home
86% matchMixed69% of 1,074 reviews2017
Dev: ION LANDS
Windows
Median: 4.2 hrsMean: 6.2 hrs≥1hr: 86%
A tale of survival about two shipwrecked robots - ION and ANI - on their life-defining journey in this unique genre-mix of exploration, puzzle and survival.
Why similar: Robots 30.1%, Open World 26.3%, Sci-fi 9.6%, Exploration 9.3%, Action 7.6%
Why You'll Like It: A journey-focused adventure game about a robot exploring a strange, open-world planet.
- #20 Moon Mystery
84% matchMixed66% of 685 reviews2024
Dev: CosmoscoutsPub: indie.io
Windows
Median: 2.9 hrsMean: 5.7 hrs≥1hr: 73%
The Moon's haunted - and when an astronaut loses contact with Earth, the adventure begins in full. Fill up your oxygen, load up the guns, and set out on an interstellar FPS adventure across the stars, filled with puzzles, fights, exploration, and strange secrets of the universe.
Why similar: Robots 29.4%, FPS 19%, Sci-fi 13%, Space 6.3%, Exploration 6.1%
Why You'll Like It: A sci-fi adventure that leans into the exploration of desolate, alien environments.
- #21 SOMA
83% matchOverwhelmingly Positive96% of 50,500 reviews2015
Dev: Frictional Games
Windows · Mac · Linux
Median: 5.6 hrsMean: 10.2 hrs≥1hr: 89%
From the creators of Amnesia: The Dark Descent comes SOMA, a sci-fi horror game set below the waves of the Atlantic ocean. Struggle to survive a hostile world that will make you question your very existence.
Why similar: Sci-fi 29.4%, Exploration 15.9%, First-Person 14.6%, Atmospheric 13.2%, Action 8.7%
Why You'll Like It: While more horror-focused, it perfectly captures the eerie, isolated atmosphere of a sci-fi setting filled with rogue machines.
- #22 PULSAR: Lost Colony
81% matchVery Positive90% of 5,694 reviews2021
Dev: Leafy Games
Windows · Mac · Linux
Median: 7.5 hrsMean: 16.8 hrs≥1hr: 88%
The co-op open-world space sim where everyone has a role! Pilot the ship. Reroute power. Launch nukes. Explore alien planets. Research new talents. Work together to find the Lost Colony! ...or just deliver some biscuits
Why similar: Robots 28.5%, Open World 20.5%, FPS 14.8%, Sci-fi 12.6%, Exploration 7.1%
Why You'll Like It: Focuses on the collaborative exploration of a vast, sci-fi universe from a first-person perspective.
- #23 Far Cry 3 - Blood Dragon
82% matchVery Positive88% of 19,126 reviews2013
Dev: Ubisoft MontrealPub: Ubisoft
Windows
Median: 3.6 hrsMean: 7.1 hrs≥1hr: 84%
Far Cry® 3: Blood Dragon is THE Kick-Ass Cyber Shooter.Welcome to an 80’s vision of the future. The year is 2007 and you are Sargent Rex Colt, a Mark IV Cyber Commando. Your mission: get the girl, kill the baddies, and save the world.
Why similar: FPS 36.7%, Open World 27.4%, Sci-fi 9%, Action 6.3%, Shooter 5.7%
Why You'll Like It: Offers an open-world, sci-fi FPS experience with a distinct aesthetic and focus on clearing out enemy-controlled areas.
- #24 Atomfall
79% matchMostly Positive78% of 4,854 reviews2025
Dev: Rebellion
Windows
Median: 7.0 hrsMean: 12.4 hrs≥1hr: 88%
A nuclear disaster has left an area of Britain in tatters. Atomfall, a new survival-action game, will see you explore, scavenge, craft, barter and fight your way through beautifully recreated scenery in search of answers.
Why similar: Open World 33.4%, FPS 24.3%, First-Person 9.8%, Action 8.7%, Sci-fi 6.1%
Why You'll Like It: An open-world, first-person adventure that emphasizes exploration and survival in a mysterious, sci-fi-tinged setting.
- #25 Exoplanet: First Contact
82% matchMostly Positive75% of 328 reviews2016
Dev: AlersteamPub: GrabTheGames
Windows
Median: 30 minMean: 4.8 hrs≥1hr: 32%
Build your path in this alien world. Do a dirty job for food or become the one who makes calls. Sometimes the right word makes a bigger impact than a big gun. Explore local culture and mysteries, and discover the harsh yet beautiful nature in this handcrafted singleplayer action RPG.
Why similar: Open World 56.4%, Exploration 18.7%, Atmospheric 9.5%, Lore-Rich 7.8%, Singleplayer 4%
Why You'll Like It: An open-world action-RPG that emphasizes exploration on a harsh, alien planet.
- #26 Angels Fall First
81% matchVery Positive82% of 2,786 reviews2015
Dev: Strangely Interactive Ltd
Windows
Median: 1.6 hrsMean: 5.9 hrs≥1hr: 62%
From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever wanted in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full AI support included!
Why similar: FPS 35.9%, Sci-fi 23.5%, Space 10.7%, Action 9.8%, First-Person 6.9%
Why You'll Like It: A sci-fi FPS that features large-scale combat and exploration across various space environments.
- #27 High Entropy: Challenges
78% matchOverwhelmingly Positive96% of 1,264 reviews2020
Dev: Álvaro García (binarynonsense)
Windows
Use computers (via GUIs or the command line), unlock doors, crawl through vents, fight enemies head on or find other ways to neutralize or avoid them...
Why similar: Robots 34.6%, FPS 21.5%, First-Person 9.8%, Sci-fi 9.7%, Action 9%
Why You'll Like It: An immersive-sim that rewards exploration and creative problem-solving in a sci-fi environment.
- #28 CRABS MUST DIE!
77% matchVery Positive83% of 66 reviews2025
Dev: Roman Kharlamov
Windows
You've crash-landed on a forgotten planet and must survive in a hostile open world filled with mutated crabs and other enemies. Armed with weapons, a beat-up bike, and a few skills, you'll explore, fight, scavenge, and level up. A compact open-world shooter with light RPG and survival elements.
Why similar: FPS 20.8%, Robots 20%, Open World 19.3%, Sci-fi 13.1%, Shooter 6.8%
- #29 Observation
78% matchMostly Positive78% of 5,063 reviews2020
Dev: No CodePub: Devolver Digital
Windows
Median: 3.7 hrsMean: 5.0 hrs≥1hr: 85%
Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M.
Why similar: Sci-fi 35.8%, Indie 19.9%, Space 18.3%, Atmospheric 9.1%, Adventure 7%
Why You'll Like It: A unique sci-fi experience that focuses on environmental interaction and mystery within a space station setting.
- #30 Within the Cosmos
77% matchMixed44% of 50 reviews2025
Dev: debdev
Windows
Within the Cosmos is a sci-fi RPG. After awakening in a secluded star system, you soon discover a fractured human society grappling with an emerging android threat. Explore planets, uncover mysteries, and navigate differing philosophies. Your choices will shape how the story unfolds.
Why similar: Robots 22.5%, FPS 20.5%, Sci-fi 14.4%, Exploration 7.8%, Shooter 7.4%
- #31 Project Remedium
79% matchMostly Negative32% of 159 reviews2017
Dev: Atomic Jelly
Windows
Median: 3.0 hrsMean: 3.4 hrs≥1hr: 85%
Project Remedium is a story-driven action shooter set inside a human body devastated by illness and bad circumstances. It's a post-apocalypse of sorts, a really tiny one, but for a nanobot named Nano+, the body is a whole world. So he is hell-bent on fixing it with his guns and a unique grapnel.
Why similar: FPS 22.9%, Open World 15.8%, Action 15.7%, Sci-fi 11.4%, Indie 9.4%
Why You'll Like It: A fast-paced, sci-fi action game that features exploration within a unique, microscopic world.
- #32 The Nightmare Catcher
76% matchMostly Positive78% of 60 reviews2022
Dev: XAEON GAMES
Windows
The Nightmare Catcher is a sci-fi FPS where magic clashes with science. Wield ranged or melee weapons, toss grenades, and harness mystical forces granted by the Aztec gods. Utilize technology to craft items, develop powerful abilities, and shape your destiny on an unforgettable quest.
Why similar: FPS 26.4%, Sci-fi 13.5%, Open World 11.5%, Exploration 10.2%, Shooter 9.3%
- #33 XOL: Space Mech Wars
73% matchVery Positive91% of 70 reviews2025
Dev: Michigames
Windows
Mech FPS game in all directions of space; follow the story and contribute to the fight for your homeland! Survive the space wars as an up-and-coming soldier with the toughest warriors around!
Why similar: Sci-fi 24.2%, FPS 19.6%, Space 14.2%, Shooter 11%, Action 9.7%
- #34 Relic Odyssey : Ruins Of Xantao
74% matchVery Positive96% of 114 reviews2024
Dev: Honour Bound Game Studios Inc.
Windows
Fight off disgusting beasts and enemies, drill for resources, search for ancient relics, craft technology and upgrades, and use a glove with special abilities in an adventure packed with action!
Why similar: Robots 32.7%, FPS 20.8%, Sci-fi 13.9%, Exploration 7.7%, First-Person 7.3%
- #35 KILLFISH
74% matchMostly Positive79% of 185 reviews2023
Dev: KillfishDev
Windows
Welcome to KILLFISH. In this Action/FPS game, you'll dive into a captivating world where robots have taken control on a factory. Embark on an epic adventure filled with a unique hook mechanic that will give you freedom to explore and kill in flashy ways.
Why similar: Robots 37.4%, FPS 21.6%, Shooter 8.5%, Sci-fi 7.8%, Exploration 6.7%
- #36 Rocket Bots
76% matchMostly Positive76% of 70 reviews2020
Dev: ic3bug
Windows · Linux
Rocket Bots is a fast-paced FPS where you destroy waves of hacked robots in simple compact arenas. Build custom ones via Steam Workshop and fight for divine glory.
Why similar: Robots 33.8%, FPS 31.3%, Sci-fi 11%, Action 6.6%, Shooter 5.6%
- #37 The Mobius Machine
71% matchVery Positive84% of 461 reviews2024
Dev: Madruga Works
Windows
Discover a vast alien world. Fight the ferocious local fauna and killer machines. Reveal its secrets and find a way to escape. The Mobius Machine is a side-scroller action adventure, with an emphasis on free-form exploration and intense combat.
Why similar: Robots 43%, Exploration 17.1%, Shooter 11.4%, Space 8.5%, Futuristic 6.4%
- #38 Project Asteroids
72% matchMixed56% of 128 reviews2024
Dev: Aleksandr Serdiuk
Windows
In the vastness of space, you are a lone robot desperately trying to survive. Build, explore, and fight for your life as you face deadly threats in the asteroid belt. This hardcore game shows no mercy—dangers lurk at every step, ready to destroy you at any moment.
Why similar: Open World 25.3%, FPS 22.4%, Robots 17.2%, Exploration 7.2%, First-Person 6.3%
- #39 Outpost: Infinity Siege
70% matchMixed66% of 13,528 reviews2024
Dev: Team RangerPub: Lightning Games
Windows
Median: 16.2 hrsMean: 41.5 hrs≥1hr: 91%
Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.
Why similar: Robots 43.9%, FPS 18.2%, Open World 15.7%, Sci-fi 11.4%, Shooter 5.7%
- #40 Survive the Fall
70% matchMixed69% of 656 reviews2025
Dev: Angry Bulls StudioPub: Toplitz Productions
Windows
Median: 2.7 hrsMean: 8.5 hrs≥1hr: 91%
Explore, loot and fight in an open world action game set in a post-apocalyptic future after a devastating meteor strike. Assemble your team and take the fight to the enemy or choose a stealthy approach to gain the upper hand. Expand your base to research new gear and get ready to survive the fall.
Why similar: Open World 46.2%, Exploration 16.2%, Stealth 15%, Action 10.3%, Singleplayer 5.5%
- #41 The Talos Principle
71% matchOverwhelmingly Positive95% of 32,657 reviews2014
Dev: CroteamPub: Devolver Digital
Windows · Mac · Linux
Median: 4.5 hrsMean: 14.9 hrs≥1hr: 87%
The Talos Principle is a first-person puzzle game in the tradition of philosophical science fiction. Made by Croteam and written by Tom Jubert (FTL, The Swapper) and Jonas Kyratzes (The Sea Will Claim Everything).
Why similar: Robots 36.1%, Sci-fi 22.5%, First-Person 12.3%, Atmospheric 8.9%, Exploration 6.7%
- #42 INSOMNIA: The Ark
73% matchMixed59% of 1,250 reviews2018
Dev: Mono StudioPub: HeroCraft PC
Windows
Median: 6.2 hrsMean: 12.2 hrs≥1hr: 91%
INSOMNIA is a dieselpunk sci-fi RPG about the slowly degrading remnants of human society attempting to survive on an abandoned space metropolis. Develop your character, explore lovingly handcrafted locations, interact with peculiar NPCs and factions and try to stay alive in this brutal world.
Why similar: Sci-fi 28.3%, Shooter 11.1%, Exploration 10.8%, Lore-Rich 10.3%, Action 9.5%
- #43 Space Trash Scavenger
68% matchVery Positive84% of 514 reviews2024
Dev: SquarePlay GamesPub: Paradox Arc
Windows
Median: 3.0 hrsMean: 9.2 hrs≥1hr: 76%
Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.
Why similar: Open World 33%, Sci-fi 17.3%, Space 11.9%, Shooter 11.1%, Exploration 10.3%
- #44 Sir, You Are Being Hunted
72% matchMostly Positive77% of 3,902 reviews2014
Dev: Big Robot Ltd
Windows · Linux
Median: 2.8 hrsMean: 3.5 hrs≥1hr: 82%
Sir, You Are Being Hunted is a freedom sandbox stealth experience, where each playthrough is unique, thanks to our British Countryside Generator. Escape from these robot-infested islands with violence, trickery and stealth. This brutally funny game is available for Windows, OSX, and Linux.
Why similar: Robots 42.2%, Open World 13.1%, Stealth 11.6%, FPS 9.3%, First-Person 8.4%
- #45 Outcast - Second Contact
71% matchMostly Positive78% of 1,003 reviews2017
Dev: Appeal StudiosPub: Nacon
Windows
Median: 3.1 hrsMean: 4.7 hrs≥1hr: 90%
Outcast – Second Contact is the complete remake of the cult title which sparked the open world, action-adventure genre. Take off on an exploration of Adelpha, an alien world as beautiful as it is dangerous, where your heroic journey places the fate of two worlds in your hands.
Why similar: Open World 46.3%, Sci-fi 25.6%, Action 14.3%, Exploration 4.2%, Adventure 3.9%
- #46 Atomic Heart
67% matchVery Positive81% of 45,312 reviews2023
Dev: MundfishPub: Focus Entertainment
Windows
Median: 9.6 hrsMean: 26.0 hrs≥1hr: 93%
In a mad and sublime utopian world, take part in explosive encounters. Adapt your fighting style to each opponent, use your environment and upgrade your equipment to fulfill your mission. If you want to reach the truth, you'll have to pay in blood.
Why similar: Robots 26.4%, FPS 17.8%, Open World 17.6%, Sci-fi 11.3%, Shooter 6.2%
- #47 Metal Garden
65% matchOverwhelmingly Positive97% of 3,094 reviews2025
Dev: Tinerasoft
Windows
Median: 1.7 hrsMean: 2.1 hrs≥1hr: 75%
Travel through an overgrown megastructure, and discover what lies beyond it. Metal Garden is a short, atmospheric singleplayer FPS game.
Why similar: FPS 29.9%, Sci-fi 19.4%, Exploration 9.1%, Atmospheric 8.7%, Shooter 7.5%
- #48 Executive Assault
69% matchVery Positive85% of 1,455 reviews2015
Dev: Hesketh Studios Ltd
Windows
Median: 3.4 hrsMean: 7.1 hrs≥1hr: 78%
Executive Assault is an indie real-time strategy/first-person shooter where you can not only build your base and create armies, but also take control of your units and fight as one of them.
Why similar: Robots 31.3%, FPS 28.8%, Sci-fi 12.5%, Action 7%, Shooter 6.4%
- #49 Z.O.N.A: Origin
65% matchVery Positive84% of 486 reviews2025
Dev: AGaming+
Windows
Z.O.N.A: Origin is an immersive adventure in a harsh post-apocalyptic world. Dive into a captivating story, explore a stunning open world, avoid dangerous anomalies, and hunt for powerful artifacts. Every choice you make can be decisive in this unpredictable world.
Why similar: Open World 34.1%, Sci-fi 15.3%, Shooter 12.4%, Exploration 11.8%, Action 7.7%
- #50 The Invincible
65% matchVery Positive89% of 9,176 reviews2023
Dev: Starward IndustriesPub: 11 bit studios
Windows
Median: 4.6 hrsMean: 9.4 hrs≥1hr: 88%
Rethink human’s dominion in The Invincible: a story-driven adventure set in a hard sci-fi world by Stanisław Lem. Discover planet Regis III as scientist Yasna, use atompunk tools looking for a missing crew and face unforeseen threats. Make choices in a philosophical story that’s driven by science.
Why similar: Robots 45.6%, Sci-fi 15.9%, Futuristic 10.8%, Science 9.1% ★, Space 6.6%
- #51 Perdition
68% matchVery Positive89% of 201 reviews2019
Dev: ContrabandPub: DigiPen Institute of Technology
Windows
Perdition is a single player, first-person shooter with visceral, fast-paced combat and environmental storytelling. A story of vengeance, vindication, and survival. A story of closure.
Why similar: Robots 39.9%, FPS 25.8%, Exploration 10%, Shooter 8.3%, First-Person 7.2%
- #52 Wild West and Wizards
68% matchMostly Positive73% of 387 reviews2020
Dev: Lavaboots Studios
Windows
Median: 1.1 hrsMean: 5.4 hrs≥1hr: 55%
Wild West and Wizards is an open world exploration RPG set in a re-imagined new frontier. Pick a class and level up unlocking abilities and exploring a world filled with quests, loot, outlaws, bosses, spells, caves, towns, and other mysterious places.
Why similar: Open World 28.4%, FPS 24.2%, Exploration 8.4%, Action 8.4%, Shooter 7.7%
- #53 ROOT
69% matchMostly Positive76% of 207 reviews2015
Dev: Skunkape Interactive
Windows · Mac · Linux
Median: 4.1 hrsMean: 5.0 hrs≥1hr: 94%
ROOT is a cyber espionage themed hardcore stealth FPS that lets you play it how you want: whether creeping along corridors undetected or bursting into rooms to blow away all adversaries. Cyber terrorism is a dangerous profession, and risks have real consequences.
Why similar: FPS 30.6%, Action 17.3%, Sci-fi 11.8%, Stealth 11.4%, Indie 10.5%
- #54 Beyond the Breach
66% matchMostly Positive79% of 56 reviews2024
Dev: rubickanov
Windows
Discover a world overrun with robots, and play as a defective bot who tries to find a way to flee the facility. Find others who are the same kind, free them, and escape the laboratory!
Why similar: Robots 47.6%, Exploration 16.2%, First-Person 13.8%, Futuristic 12.3%, Indie 3.6%
- #55 Volcanoids
66% matchVery Positive83% of 9,214 reviews2019
Dev: Volcanoid
Windows · Linux
Median: 3.8 hrsMean: 15.9 hrs≥1hr: 76%
A base-building open-world survival shooter that replaces your typical base with a giant drill. Alone or with friends, explore an island plagued by eruptions, upgrade your drill, and fight robots to uncover what's been hiding beneath the surface.
Why similar: Open World 39.3%, Exploration 13.9%, Shooter 13%, First-Person 11.7%, Atmospheric 9.2%