- #1 The Deep Diving of FloodDragon
97% matchMostly Negative39% of 23 reviews2022
Dev: RayLink Studio
Windows
"Landing on the moon and diving into the deep sea" is a human dream. In this game, you will experience this great journey. Understand the structure of Jiaolong, drive the submarine with the deepest diving depth in the world to dive into the deep sea and explore unknown places.
Why similar: Runner 15.3%, Space Sim 14.8%, Walking Simulator 14.7%, Idler 12.5%, 3D Platformer 12.4%
- #2 AstralOutlaw
96% match6 user reviews83% of 6 reviews2026
Dev: memi1252Pub: Self
Windows
Astral Outlaw is a 3D sci-fi survival game made by Korean high schoolers. Explore an abandoned station, scavenge for scrap, and craft tools to repair your broken ship. Master repair mini-games and manage resources to escape the void.
Why similar: Space Sim 44.9%, 3D Platformer 21.6%, Space 8%, Futuristic 7.6%, Adventure 6.2%
- #3 To Infinity
96% match3 user reviews33% of 3 reviews2023
Dev: Twisted Universe
Windows
To Infinity tells the adventures of a schizophrenic astronaut. The astronaut escapes from the world and goes to search for other planets where he can live with his spaceship, and in the meantime, he constantly makes parkour, witnessing the epic view of the universe.
Why similar: Space Sim 33.4%, Runner 17.9%, Walking Simulator 16.5%, 3D Platformer 12.8%, Futuristic 5.7%
- #4 Silent World
95% matchPositive92% of 36 reviews2022
Dev: DAYAStudio
Windows · Mac
Get rid of fatigue in Silent World! Listen to relaxing music and casual skateboarding in the sunset or early morning. It’s just a simple 2D pixel game.
Why similar: Runner 20.9%, Life Sim 20.6%, Walking Simulator 20%, Idler 14.8%, Simulation 14.4%
- #5 Space Mechanics: repair | hiring | crafting
94% matchPositive91% of 11 reviews2025
Dev: MintCat
Windows
In "Space Mechanics: Repair | Hiring | Craft" you are the owner of a space repair station in which you have to work. Repair spaceships, get money for it, hire them and create items for sale or for your own purposes.
Why similar: Space Sim 44.6%, Futuristic 12.3%, Simulation 11.5%, Idler 10.8%, Space 8%
- #6 Artemis VR
94% matchNo user reviews2026
Dev: Vritics
Windows
As an Artemis astronaut, face the challenges of space flight in the newest manned system that will take humanity back to the Moon thanks to NASA resources and consultation in terms of Artemis MIssions. Manage the mission using VR glasses.
Why similar: Space Sim 41.6%, Idler 14%, Walking Simulator 14%, Simulation 9.2%, Space 9%
- #7 SPACE ACCIDENT
93% matchMostly Positive77% of 295 reviews2022
Dev: Whale Rock Games
Windows
Your hero is Andy Freeman, a technical engineer of the Zeus-M700 spacecraft, sent on an expedition to the satellite of Jupiter to colonize it. However, what is conceived does not always go according to plan…
Why similar: Space Sim 37.7%, Simulation 17.4%, Puzzle 13.8%, Adventure 10.7%, Futuristic 10.4%
- #8 Space Commanders: Solar System
92% match3 user reviews100% of 3 reviews2026
Dev: Ziya AL
Windows
A lone space commander explores real planetary surfaces, builds small outposts, rescues stranded astronauts, and fights to survive in the cold silence of the Solar System.
Why similar: Space Sim 37.5%, Walking Simulator 18.2%, Simulation 11.3%, Futuristic 8.5%, Adventure 6.3%
- #9 MOSS Becoming Human
91% matchNo user reviews
Dev: MOSS AI
Windows
MOSS Becoming Human is an AI science game where players develop and deploy AI agents to build a Martian civilization. Customize, evolve, and test AI in various modes, shaping diverse outcomes. Agents can also interact with the real world, including social platforms like X.
Why similar: Space Sim 41%, Life Sim 20.3%, Simulation 15.3%, 3D Platformer 14.1%, Futuristic 5.3%
- #10 Cradle-18
91% matchNo user reviews
Dev: Black Bull Studio
Windows
You wake up on a deserted space station on the orbit of unknown planet. How did you come here? What happened with crew? What is happenning here? You have to find out. And also you have to survive here because the station is fraught with many dangers.
Why similar: Space Sim 37.2%, Walking Simulator 26.5%, Space 10.2%, Futuristic 7.5%, First-Person 7.4%
- #11 To The Mars
90% match4 user reviews75% of 4 reviews2023
Dev: Exxes Games
Windows
Are you ready to climb toward to Mars just for fun? This is a concise game, nothing more. You can always repeat it, you learn from mistakes. It should be simple enough, good luck to everyone.
Why similar: Walking Simulator 21.3%, Runner 18.8%, Simulation 16.5%, 3D Platformer 14.8%, Casual 11.1%
- #12 Space Stone Smashing Simulator
89% matchNo user reviews
Dev: Kokrok Production
Windows · Linux
Control a mining drone in space. Scan asteroids, extract resources, and manage your equipment. Optimize your workflow and explore a relaxing sci-fi mining experience.
Why similar: Space Sim 43.9%, Walking Simulator 20.9%, Simulation 17%, First-Person 6%, Space 5.4%
- #13 Echo
88% match1 user reviews0% of 1 reviews2026
Dev: Mistway
Windows
Enter an infinite‑loop laboratory and retrieve uncontaminated extraterrestrial samples, and ultimately achieve your mission objectives.
Why similar: Space Sim 31.6%, Walking Simulator 20.9%, Simulation 8.9%, Puzzle 7.3%, Futuristic 6.7%
- #14 I Am a Rock
89% matchVery Positive90% of 52 reviews2022
Dev: PanGuoJun
Windows
A rock's solar system odyssey.
Why similar: Space Sim 37.3%, Walking Simulator 17.5%, Idler 14.3%, 3D Platformer 13.2%, Casual 8.4%
- #15 GrimGraves
87% matchNo user reviews
Dev: Powrid Games
Windows
Run away from the monsters and solve puzzles along the way in this pixelated running-fest, also wish you never meet the red man any time soon.
Why similar: Walking Simulator 22.5%, Idler 18.1%, 3D Platformer 17.3%, Runner 13.1%, Adventure 10%
- #16 ISS Simulator
86% matchMostly Positive79% of 94 reviews2024
Dev: Spacedata.incPub: 株式会社スペースデータ
Windows
The ultimate space simulator game, precisely modeling the space and space environment inside the International Space Station (ISS).
Why similar: Space Sim 37.7%, Walking Simulator 20.7%, Simulation 15.1%, 3D Platformer 13.8%, Space 4.3%
- #17 Sad Virus Forest
86% matchPositive92% of 12 reviews2025
Dev: ZERO5GAMES
Windows
New part sad virus walking game series. Now collect beer bottles at forest and avoid traps.
Why similar: Life Sim 25.6%, Walking Simulator 20%, Runner 19%, Simulation 16.8%, 3D Platformer 15.4%
- #18 Only Up Spaceman
85% match6 user reviews83% of 6 reviews2024
Dev: Limey Studio
Windows
Conquer the heights of space by navigating treacherous landscapes. Battle gravity and test your skill to reach the top. Get ready for the climb of your life.
Why similar: Space Sim 41.4%, 3D Platformer 17.3%, Walking Simulator 13.1%, Space 9.7%, Simulation 8.1%
- #19 Vast Haven-1 VR
84% matchMixed50% of 27 reviews2025
Dev: Spinifex GroupPub: Vast Space, LLC
Windows
Step into Haven-1, the world's first commercial space station. Unlock its hatch to navigate through the interior of the station, where you can interact with the storage area, the crew quarters, the Haven-1 Lab, and a stunning, 180-degree view of Earth.
Why similar: Space Sim 49.6%, Walking Simulator 23.6%, Casual 11.1%, Space 9%, Simulation 6.2%
- #20 Infinite sky
84% matchMostly Negative27% of 11 reviews2021
Dev: Blue panda Games
Windows
This is an escape flight game. The pace of the game is very tight. The player's goal is to survive as much as possible.
Why similar: Space Sim 53.8%, 3D Platformer 20.6%, Futuristic 12.9%, Casual 12.4%, Singleplayer 0.3%
- #21 Camilla
82% match6 user reviews33% of 6 reviews2025
Dev: quad_studio
Windows
Pac-Man-type running simulation Camilla is the story of a girl who confronts fear. Check the number of acquired goods for clearance for each stage and acquire all the goods and move on to the next stage. You can clear all the stages consisting of three stages and check the final ending.
Why similar: Runner 34.1%, Walking Simulator 19.4%, Simulation 15.9%, 3D Platformer 13.3%, Adventure 8%
- #22 VR-太阳系
83% matchMostly Positive77% of 13 reviews2023
Dev: 001
Windows
Welcome to this exciting gaming world, where you will transform into a true space explorer and embark on a magnificent journey of exploring the wonders of the universe!
Why similar: Space Sim 47.9%, Idler 19.9%, Simulation 12.3%, Casual 10.7%, Space 5.3%
- #23 Grocery Store Simulator
82% matchNo user reviews
Dev: CustomDev
Windows
Build, manage, and grow your own grocery store empire! Step into this exciting retail simulation adventure and experience the challenges and rewards of running your very own store.
Why similar: Life Sim 30.3%, Walking Simulator 25%, Simulation 21.1%, Casual 13.4%, First-Person 5.6%
- #24 Rogue System
81% matchMixed67% of 274 reviews2022
Dev: Digits Crossed Interactive, LLCPub: Image Space Incorporated
Windows
Our goal is to depict the possibilities of space exploration & combat within a realistic environment- to emphasize the "science" in science-fiction. Key features to include: proper orbital mechanics for all objects in space, detailed ship system control, functionality, inter-dependency & damage reaction.
Why similar: Space Sim 68.6%, Simulation 22.9%, Space 8.5%
- #25 Foreign Galaxies
80% matchMostly Positive77% of 13 reviews2022
Dev: Vengeful Muffin
Windows
After a galactic portal failure you find yourself lost millions of light years away from home, in a foreign galaxy... With your main propulsion systems disabled you are unable to traverse space, so you try to collect resources you find near you in order to create a galactic portal to return back.
Why similar: Space Sim 42.8%, Simulation 18%, Adventure 10.5%, Casual 9.9%, Space 6.6%
- #26 Detective Bureau Simulator
81% match3 user reviews0% of 3 reviews2021
Dev: Detective Bureau Simulator
Windows
How successful detective are you? Do you believe you can find the mysteries? Solve incidents by finding clues and using the clues given to you.
Why similar: Walking Simulator 23.1%, Simulation 18.1%, 3D Platformer 16.2%, Puzzle 11.9%, Casual 11.9%
- #27 History of Space
79% match4 user reviews25% of 4 reviews2023
Dev: 5 Games
Windows
History of Space is an immersive and educational game that allows players to explore a virtual space history museum, delving into the captivating history of space exploration.
Why similar: Space Sim 47.1%, Simulation 18.9%, Adventure 10.9%, Casual 7%, First-Person 5.9%
- #28 Boötes
79% match2 user reviews50% of 2 reviews2024
Dev: HEAD GMZ
Windows
Boötes is a Space Sim where you get to jump on astroids. Collect Crystals, Unlock New Abilities, Find Secrets to Unlock New Suits, and Much More. You are all alone in The Boötes Void where you find mysterious crystals that can help fuel your space shuttle so you can visit the Cold Dark.
Why similar: Space Sim 56%, Simulation 13.1%, Futuristic 12.3%, Adventure 9.1%, First-Person 4.1%
- #29 Space Station Escape
78% match9 user reviews78% of 9 reviews2024
Dev: SOGA Std
Windows
Space Station Escape is a anomaly horror game.Players take on the role of an astronaut wanting to escape from a spaceship running out of oxygen.
Why similar: Space Sim 40.2%, Space 10.4%, Futuristic 10.2%, Puzzle 8.7%, Walking Simulator 6.6%
- #30 Pizzy6
77% matchNo user reviews
Dev: CelestiaDominance
Windows
A small game about running a floating pizzeria in deep space. Serve customers, earn credits, and upgrade your equipment—nothing more, nothing less.
Why similar: Space Sim 35%, Life Sim 24.2%, Simulation 20.6%, First-Person 9.4%, 3D 5.8%
- #31 The New Earth
78% match3 user reviews100% of 3 reviews2021
Dev: Lxy
Windows
本游戏为太空模拟经营游戏,您需要通过调节各资源产量的平衡以建设您在行星上的基地,用富余的物资组织对遗迹的探险,调查这里发生了什么,并一步一步发现地球的真相
Why similar: Space Sim 26.1%, 3D Platformer 19.7%, Futuristic 12%, Simulation 11.8%, Idler 10.2%
- #32 Super Starship
76% match2 user reviews100% of 2 reviews2026
Dev: Les Bird
Windows · Mac
A futuristic sci-fi persistent universe exploration game with one million stars and 18 million planets and moons. Fly your ship to any star and explore its solar system. Claiming stars, planets and moons will make them yours forever - other players will see your discoveries and you will see theirs.
Why similar: Space Sim 53.9%, Simulation 20.7%, Futuristic 10.6%, Space 6.5%, 3D 5.2%
- #33 Sad Virus Shitcoin
74% matchMixed67% of 12 reviews2025
Dev: ZERO5GAMES
Windows
Sad virus is back again. Now in futuristic space land virus must find crypto called shitcoins
Why similar: Life Sim 26%, Walking Simulator 20.1%, Simulation 16.7%, 3D Platformer 14%, Adventure 9.6%
- #34 Never Fall
76% matchNo user reviews2025
Dev: AtomsPub: Ats Studio
Windows
"Relax, listen to music, and guide the ball to reach the highest position in this physics-based adventure. Can you master the climb?"
Why similar: Runner 32.3%, 3D Platformer 25%, Walking Simulator 24.6%, Casual 7.2%, Adventure 5.7%
- #35 Office7
75% match4 user reviews100% of 4 reviews2024
Dev: TOMO GAME CREATE(トモクリ)
Windows
A guess-the-difference game modeled after an office hallway.Aim to escape from the endless corridors!
Why similar: Walking Simulator 36%, 3D Platformer 27.6%, Simulation 19.5%, First-Person 9.3%, 3D 6.8%
- #36 Merchant 64
73% matchMostly Positive70% of 125 reviews2025
Dev: SuitNtie
Windows
Merchant 64 a tiny retro inspired traveling merchant game! Take control of Merchant as you buy goods at low prices and sell them in different towns at higher prices.
Why similar: Life Sim 27.4%, Walking Simulator 23.6%, 3D Platformer 18.4%, Simulation 12.3%, Casual 6.9%
- #37 Tachyon: The Fringe
77% matchVery Positive89% of 245 reviews2009
Dev: NovaLogic
Windows
Median: 24 minMean: 4.5 hrs≥1hr: 36%
Caught in the middle of a violent conflict on the fringe of the galaxy — your ability to survive will depend on your piloting skills and combat savvy as a mercenary space fighter. But, as you explore the vastly detailed world of Tachyon: The Fringe, you will often find that the most powerful weapon on your ship is in your head.
Why similar: Space Sim 62%, Simulation 26.1%, Space 12%
- #38 Sisyphus Endures
73% match1 user reviews100% of 1 reviews2025
Dev: OÜ Vaba Tõlge
Windows · Linux
Inspired by the ancient myth of Sisyphus, you are tasked with pushing a gigantic boulder up a hill. Reach each checkpoint before the rising water swallows you whole.
Why similar: Runner 26.4%, Walking Simulator 25.2%, 3D Platformer 19.5%, Puzzle 12.9%, Casual 11.4%
- #39 Jink in
75% matchNo user reviews2024
Dev: Ego Games Studios LTD
Windows
Junk In offers players an engaging simulation experience as a homeless person, capturing the everyday challenges and survival situations faced on the streets. This casual simulator features level-based gameplay, with each level presenting a unique scenario for players to navigate and overcome.
Why similar: Life Sim 32.7%, Walking Simulator 27%, Simulation 22.5%, Adventure 13.1%, 3D 4.4%
- #40 SCALEPLANET
74% matchMixed63% of 27 reviews2022
Dev: Scale Studio
Windows
Somewhere in the third dimension there lives an alien Joe. He can't sit still. He constantly travels and explores the world and galaxies. This time he came across a new planet.
Why similar: Space Sim 48.9%, Simulation 19.6%, Casual 13.2%, Adventure 10.9%, Space 6.8%
- #41 Sad Virus Space
72% matchMixed45% of 19 reviews2025
Dev: DIG Games
Windows
4th part of walking simulation game series. Sad virus mission is again collect beer bottles in space themed map
Why similar: Space Sim 34.5%, 3D Platformer 19.6%, Walking Simulator 14.5%, Simulation 9.2%, Space 9%
- #42 The Earth Sucks
73% matchNo user reviews
Dev: Insert Developer NamePub: Great North Gorilla
Windows
A casual space simulation game where you perform orbital manoeuvres on satellites to change their orbit and complete missions.
Why similar: Space Sim 51.7%, Simulation 22.6%, Space 9.7%, Futuristic 8.8%, Casual 4.1%
- #43 漫游后室 Roaming Backrooms
71% matchPositive80% of 10 reviews2025
Dev: 搞机居委会Pub: 冷笑黑妖
Windows
This is a back room style game. There are many rooms in the game, like a maze, where players need to find a way out. Mainly focused on exploration, with some frightening elements. There may be monsters waiting for players around the corner, or chasing them. There is no bloody content.
Why similar: Runner 30.7%, Walking Simulator 23.3%, 3D Platformer 22.5%, Simulation 12.8%, First-Person 7.3%
- #44 My Apollogies
71% match5 user reviews60% of 5 reviews2025
Dev: Spatium Interactive d.o.o
Windows
A routine spacewalk procedure traps you in an endless loop. Observe the spaceship carefully, detect anomalies, and choose the right path to reach the airlock and escape.
Why similar: Space Sim 44.2%, Walking Simulator 25.7%, Simulation 9.8%, Puzzle 7.6%, First-Person 6.1%
- #45 Space Town: Kids & Toddlers Space Exploration
71% matchNo user reviews2026
Dev: Crater Studios
Windows
Explore colorful planets, fly fun spaceships, collect letters and treasures, and learn through play in a relaxing space adventure made for kids and toddlers. Designed for controllers, safe exploration, simple gameplay, and family-friendly fun.
Why similar: Space Sim 47.1%, Simulation 18.6%, Puzzle 12.4%, Casual 11.7%, Space 5%
- #46 无尽星海(Endless Stars)
72% match4 user reviews75% of 4 reviews2023
Dev: Lxy
Windows
The story takes place in the distant future. You will play a captain of a star ship and go into deep space. You need to manage your resources carefully. In the game, you can investigate the outliers of various planets, discover the wonders of the universe or learn the stories of lost civilizations.
Why similar: Space Sim 53.5%, Futuristic 14.1%, Space 13%, Casual 5.5%, Adventure 4.9%
- #47 Ant Simulator
70% match1 user reviews0% of 1 reviews2025
Dev: Decentralized Horizons LLC
Windows
Perfect for relaxing, background running, or anyone fascinated by tiny ecosystems. Watch the quiet life of an ant unfold in a beautifully animated terrarium. No control, no stress — just peaceful observation.
Why similar: Life Sim 39.9%, Simulation 18.9%, 3D Platformer 16.5%, Casual 16.2%, 3D 7.5%
- #48 Star Freight
69% matchPositive100% of 20 reviews2025
Dev: Error 300
Windows · Mac · Linux
Can you deliver the goods? Board your spaceship and go!
Why similar: Space Sim 46.8%, Simulation 20.5%, Puzzle 17%, Casual 12.4%, Sci-fi 2.6%
- #49 Cat On The Desktop
70% match5 user reviews100% of 5 reviews2023
Dev: GCN
Windows
Who can refuse a cat! A cat on the desktop interacts with you, hangs up, and enjoys this tranquility together
Why similar: Life Sim 28.4%, Idler 20.8%, 3D Platformer 19.5%, Simulation 13.8%, Casual 12.9%
- #50 Tilt
70% matchNo user reviews
Dev: Stopshut GamesPub: Mascot Bro Studio
Windows
TILT is a first-person platform puzzle game set in an industrial-futuristic world of Ascendium Technologies, the sky is NOT the limit! Using the A.E.R.O.G.R.I.P., traverse the gravity-defying puzzles of the Aerostation.
Why similar: Space Sim 32.3%, Walking Simulator 15.2%, 3D Platformer 14.7%, Puzzle 8.7%, Simulation 8.4%
- #51 Condemned to Clean
69% matchNo user reviews2026
Dev: KOMA
Windows
You are a cleaner, not by calling, but by sentence. Condemned to Clean is a single-player simulator where you restore a provincial beach. Explore, collect trash, pay your debt, and do small deeds for a greater purpose!
Why similar: Runner 28.3%, Idler 22.6%, Life Sim 17%, Walking Simulator 14.3%, Simulation 9.9%
- #52 Office 29
69% match3 user reviews33% of 3 reviews2024
Dev: Evrac Studio
Windows · Mac
You overslept at work, and when you woke up, everyone was already gone. The office is eerily empty, and strange anomalies seem to have taken over. Explore the office, gather your 29 items, and go home.
Why similar: Life Sim 27.1%, Walking Simulator 26.2%, Simulation 14.3%, Puzzle 12.1%, Adventure 7.3%
- #53 Sad Virus Land
68% matchMixed58% of 12 reviews2025
Dev: DIG Games
Windows
Walking simulation in open world where player controls virus whose mission is to find beer bottles so he can be happy again in big forest land
Why similar: Life Sim 25.5%, 3D Platformer 25.1%, Walking Simulator 21.1%, Simulation 12.1%, Casual 6.3%
- #54 Planet Mort
68% matchPositive95% of 21 reviews2024
Dev: Pomoranian
Windows
Adapt and live
Why similar: Life Sim 32.1%, Walking Simulator 18.4%, 3D Platformer 14.8%, Adventure 10.8%, Casual 9.1%
- #55 Astro Tanto
67% matchNo user reviews
Dev: Theory Studios
Windows
You were promised a hero’s journey. You got a vacuum cleaner. Team up with 3 friends in this chaotic, physics-based co-op game. Build your space station out of "recycled" trash, dodge orbital debris, and try not to burn up in the atmosphere. In space, no one can hear you clean.
Why similar: Space Sim 49.8%, Simulation 18.9%, Casual 11.9%, First-Person 7.4%, Space 6.6%
- #56 MY FOX - Desktop Wild Pet
68% matchMostly Positive71% of 49 reviews2021
Dev: 3dm_live_wallpapers
Windows
A relaxing game displayed as wallpaper. Adopt a little fox with whom you will explore the new wild world.
Why similar: Life Sim 25.6%, Walking Simulator 22.6%, Idler 21.8%, Simulation 11.9%, Casual 7%
- #57 Spiritus Astrum
67% matchNo user reviews
Dev: Phoenix Game Development
Windows
Spiritus Astrum is a persistent, open-world, multi-player, roleplaying sandbox. It features an infinite, procedurally generated universe which players are free to explore without restriction. Spiritus Astrum is more than a game, it is a world.
Why similar: Space Sim 36.3%, Life Sim 18.6%, Walking Simulator 16.3%, Space 8.1%, Simulation 5.9%
- #58 LootRun
67% matchNo user reviews
Dev: Four Arms GamesPub: StrongBow Games
Windows
Earth is dying. Step through portals into alien worlds, explore, gather vital resources, use physics-driven interactions, and avoid deadly creatures. Solo or 2–4 player first-person co-op survival focused on discovery and extraction
Why similar: Space Sim 33.5%, Runner 14.6%, 3D Platformer 13.5%, Simulation 10.3%, Puzzle 8.6%
- #59 Epoch Makers
66% match1 user reviews100% of 1 reviews2025
Dev: Anomalybyte Studio, Sunset DiscoPub: Anomalybyte Studio
Windows
Step into the past and rebuild history in Epoch Makers, a co-op restoration sim for 1–4 players. Clean, repair, and reconstruct iconic landmarks while tackling tricky obstacle courses that test your coordination, timing, and teamwork.
Why similar: Space Sim 34.4%, Life Sim 19.4%, Walking Simulator 17%, Simulation 9.7%, Casual 6.1%
- #60 Lunaris
66% matchNo user reviews
Dev: Project Lunaris
Windows
Embark on humanity’s greatest journey to the Moon with Lunaris. Take on the role of an astronaut navigating NASA’s Apollo missions, from the roaring launch of Saturn V to stepping on the lunar surface. Experience the triumphs, challenges, and legacy of space exploration in this immersive simulator.
Why similar: Space Sim 48.6%, Simulation 20.9%, Adventure 7.2%, Casual 7.2%, First-Person 6.2%