- #1 Flotsam
97% matchVery Positive81% of 4,469 reviews2025
Dev: Pajama Llama GamesPub: Stray Fawn Publishing
Windows
Median: 4.5 hrsMean: 10.8 hrs≥1hr: 82%
Sail, scavenge, and rescue survivors in a vibrant floating city-builder. Captain your drifters across the endless garbage sea to uncover soaked ruins, rusting factories, and stories from the old world.
Why similar: Colony Sim 21.3%, Post-apocalyptic 15.2%, Base Building 13.2%, Resource Management 10.2%, Sandbox 9.6%
Why You'll Like It: A charming colony-sim where you manage a town of survivors on a floating collection of salvaged garbage in a flooded world.
- #2 Aquatico
96% matchMixed67% of 867 reviews2023
Dev: Digital Reef GamesPub: Overseer Games
Windows
Median: 3.5 hrsMean: 7.5 hrs≥1hr: 85%
Aquatico is a classic city builder set within the depths of the sea. Strategically build an underwater colony atop the ocean floor and face the challenges that accompany oceanic life.
Why similar: Colony Sim 24.8%, Post-apocalyptic 15%, Base Building 11.3%, Building 9.3%, Management 7.6%
Why You'll Like It: It offers a deep city-building experience set entirely on the ocean floor, focusing on managing underwater infrastructure and resources.
- #3 Raft
95% matchVery Positive93% of 374,777 reviews2022
Dev: Redbeet InteractivePub: Axolot Games
Windows
Median: 14.6 hrsMean: 37.5 hrs≥1hr: 95%
Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!
Why similar: Survival 31.6%, Base Building 19.7%, Building 16.4%, Open World 13.6%, Sandbox 10.7%
Why You'll Like It: This is the definitive ocean survival game where you build and expand a floating base while scavenging resources from the sea.
- #4 Buoyancy
96% matchMixed55% of 828 reviews2019
Dev: Devs on a Boat
Windows · Mac · Linux
Median: 1.4 hrsMean: 4.8 hrs≥1hr: 58%
Buoyancy is a city-building strategy game where you build, manage, and move a floating city on an oceanic world. Explore and scavenge resources scattered around the endless waters. Keep your villagers nourished and happy while combating fires, sickness, and pirate attacks.
Why similar: Colony Sim 35.6%, Pirates 14% ★, Base Building 11.6%, Post-apocalyptic 11.6%, Survival 6.9%
Why You'll Like It: This city-builder tasks you with managing a floating settlement, requiring careful resource distribution and expansion on the open water.
- #5 Sunkenland
94% matchVery Positive81% of 23,452 reviews2023
Dev: Vector3 Studio
Windows
Median: 8.6 hrsMean: 19.1 hrs≥1hr: 88%
Get ready for a Waterworld-themed survival game with modular base building, sunken city scavenging, crafting, base defense, and invasions of NPC clans for resources and territory. Ready for the water apocalypse?
Why similar: Base Building 24.1%, Post-apocalyptic 21.1%, Survival 21%, Sandbox 12.4%, Open World 11.7%
Why You'll Like It: It captures the post-apocalyptic ocean survival theme perfectly with its focus on underwater exploration and modular base building.
- #6 Space Haven
94% matchVery Positive86% of 10,886 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 20.9 hrs≥1hr: 71%
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Why similar: Colony Sim 18%, Post-apocalyptic 11.3%, Base Building 10.7%, Sandbox 7.5%, Building 7.4%
Why You'll Like It: While set in space, its colony-sim mechanics and ship-building survival loops are mechanically very similar to the core of Ocean Punk.
- #7 Subnautica
93% matchOverwhelmingly Positive97% of 375,391 reviews2018
Dev: Unknown Worlds Entertainment
Windows · Mac
Median: 13.3 hrsMean: 39.6 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: Survival 23.4%, Base Building 23.4%, Open World 17.2%, Sandbox 10.6%, Exploration 9.9%
Why You'll Like It: The gold standard for underwater survival, offering unparalleled exploration and base-building mechanics in a mysterious aquatic world.
- #8 Barotrauma
92% matchVery Positive94% of 87,800 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 55.5 hrs≥1hr: 91%
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
Why similar: Moddable 26.2%, Survival 26.2%, Management 13.9%, Sci-fi 12.1%, Simulation 7.7%
Why You'll Like It: A tense submarine survival game that captures the claustrophobic and dangerous nature of exploring a hostile, alien ocean.
- #9 Last Wood
91% matchMixed67% of 587 reviews2022
Dev: JustUsGameLab
Windows · Mac
Median: 3.1 hrsMean: 5.6 hrs≥1hr: 66%
In Last Wood, it is an oceanic world after the Fall. You will guide several survivors in the ocean from pieces of rafts, survive, build rafts, defense the threats, explore the unknown world, even have their offsprings, and find the truth of the world.
Why similar: Survival 29.9%, Simulation 21.3%, Building 16.3%, Sandbox 12.2%, Adventure 12.1%
Why You'll Like It: A survival colony-sim that puts you on a small raft in an endless ocean, requiring you to manage hunger, thirst, and building materials.
- #10 Ecopunk
90% matchVery Positive84% of 129 reviews2025
Dev: Zerone Games
Windows
Ecopunk is a survival and colony management simulation game set in a post-apocalyptic world. Balance survival, resource management, and hope as you guide your colony through the ruins of civilization.
Why similar: Colony Sim 27.6%, Post-apocalyptic 19.2%, Sandbox 10.8%, Management 9.1%, Survival 8%
Why You'll Like It: A thematic match that focuses on post-apocalyptic survival and management within a sandbox environment.
- #11 Oxygen Not Included
89% matchOverwhelmingly Positive97% of 142,307 reviews2019
Dev: Klei Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 68.4 hrs≥1hr: 86%
Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
Why similar: Colony Sim 29.9%, Base Building 17.1%, Survival 10.4%, Resource Management 10.4%, Building 7.7%
Why You'll Like It: It is the premier resource-management colony-sim, providing the deep technical systems that fans of the genre will appreciate.
- #12 The Bonfire 2: Uncharted Shores
91% matchMixed69% of 365 reviews2020
Dev: Xigma Games
Windows · Mac
Median: 5.9 hrsMean: 8.4 hrs≥1hr: 94%
Build, survive, explore. Design your city, manage resource chains and workers, Send ships on expedition, trade with cities, discover mysterious dungeons and uncover secrets of ancients.
Why similar: Colony Sim 36.3%, Base Building 15.3%, Survival 13.4%, Resource Management 11.9%, Building 9.8%
Why You'll Like It: This game blends survival and colony management with a coastal focus, requiring you to build a base while defending against threats.
- #13 Volcanoids
89% matchVery Positive83% of 9,298 reviews2019
Dev: Volcanoid
Windows · Linux
Median: 3.9 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: Base Building 22.1%, Sandbox 16.5%, Building 16%, Survival 14.4%, Open World 12%
Why You'll Like It: This steampunk survival game features a mobile base that you must upgrade and manage, mirroring the steam-powered marvels of Ocean Punk.
- #14 Forever Skies
85% matchMostly Positive79% of 8,551 reviews2025
Dev: Far From Home
Windows
Median: 7.6 hrsMean: 31.8 hrs≥1hr: 91%
A first-person survival game set on a post-apocalyptic, ecologically ruined Earth. Play solo or with up to 3 friends as you build, upgrade, and fly a high-tech airship. Scavenge resources, craft tools, and face dangers on the surface as you hunt for a cure to save humanity.
Why similar: Post-apocalyptic 19.5%, Base Building 17.8%, Survival 12.1%, Building 10.8%, Resource Management 10.8%
Why You'll Like It: A post-apocalyptic survival game where you pilot a customizable airship, providing a similar sense of mobile base management.
- #15 Diluvion: Resubmerged
88% matchMixed62% of 1,127 reviews2017
Dev: Arachnid GamesPub: Good Shepherd Entertainment
Windows · Mac · Linux
Median: 5.2 hrsMean: 6.5 hrs≥1hr: 86%
Diluvion is a 3D deep sea, Jules Verne inspired, exploration game with RPG elements and thrilling submarine combat. As the Captain of your own vessel, you must grow and manage your crew as you search for the secrets of the past in a hauntingly beautiful flooded world.
Why similar: Adventure 40.3%, Open World 28.2%, Indie 26%, Singleplayer 5.5%
Why You'll Like It: An atmospheric underwater adventure that focuses on submarine exploration and survival in a flooded, post-apocalyptic world.
- #16 Windbound
87% matchMixed59% of 1,169 reviews2020
Dev: 5 Lives StudiosPub: Deep Silver
Windows
Median: 1.8 hrsMean: 6.5 hrs≥1hr: 62%
The Forbidden Islands are Calling, Unlock their Secrets. Shipwrecked on an island, explore, adapt and navigate the land and perilous seas to stay alive.
Why similar: Survival 43.2%, Adventure 21.6%, Indie 12.5%, Open World 11.2%, Exploration 7.9%
Why You'll Like It: It features a beautiful, mysterious archipelago where you must craft, sail, and survive using primitive technology.
- #17 Pirates Journey
86% matchMixed58% of 105 reviews2024
Dev: 2MEDYA
Windows
You and your crew have been shipwrecked on a tropical island in the late 1600s. At the beginning of the adventure, you find yourself with only a few basic supplies, including ropes, sticks, and stones. With skill and cunning, you can survive on the island and thrive as a pirate crew.
Why similar: Pirates 36.6% ★, Colony Sim 19%, Base Building 12.9%, Building 10.8%, Survival 10.5%
Why You'll Like It: This game combines pirate-themed survival with building mechanics in an open-world setting.
- #18 Stranded Deep
84% matchMostly Positive74% of 47,623 reviews2022
Dev: Beam Team GamesPub: Beam Team Publishing
Windows · Mac · Linux
Median: 4.4 hrsMean: 21.0 hrs≥1hr: 83%
Take the role of a plane crash survivor stranded somewhere in the Pacific Ocean. Come face to face with some of the most life threatening scenarios that will result in a different experience each time you play. Scavenge. Discover. Survive.
Why similar: Survival 33.8%, Open World 20.3%, Building 14.5%, Sandbox 11.2%, Exploration 7.2%
Why You'll Like It: This survival game emphasizes island-hopping and ocean navigation, capturing the isolation of being lost at sea.
- #19 Feral Blue
86% matchMixed52% of 244 reviews2019
Dev: Snowbird Games
Windows
The old world has drowned after the Second Flood. Now, only few survivors are fighting for the new gold - clean water, wood and soil. Become a ship's captain, keep your crew alive and create your sea empire!
Why similar: Pirates 39.4% ★, Post-apocalyptic 16.5%, Sandbox 9.1%, Base Building 8.2%, Open World 7.3%
Why You'll Like It: It offers a unique blend of naval strategy and survival in a world where the sea has swallowed the land.
- #20 Reclaim The Sea
84% matchVery Positive83% of 59 reviews2025
Dev: 1LastGame
Windows
Reclaim the Sea is a roguelike strategy game set in a pirate fantasy world. Fight your way through randomly generated maps and text events. Command your pirate crew, upgrade your ship and make tactical decisions to beat the boss and save the world… or die trying.
Why similar: Pirates 61% ★, Pixel Graphics 11.6%, Strategy 10.5%, 2D 5.4%, Simulation 5.2%
Why You'll Like It: A challenging strategy game that focuses on survival and resource gathering in a harsh, pixel-art ocean environment.
- #21 Stardeus
82% matchVery Positive87% of 1,543 reviews2022
Dev: Kodo LinijaPub: Paradox Arc
Windows · Mac · Linux
Median: 9.0 hrsMean: 22.6 hrs≥1hr: 77%
Stardeus is a deep colony sim set on a broken starship manned by drones and hibernating human survivors. As the AI, have your drones repair your ship, save your crew and travel the stars in this beautiful simulation.
Why similar: Colony Sim 19.7%, Moddable 13.6%, Base Building 11.5%, Resource Management 8.8%, Sandbox 7.8%
Why You'll Like It: A colony-sim with deep base-building and survival elements that rewards careful planning and resource efficiency.
- #22 RimWorld
81% matchOverwhelmingly Positive98% of 242,338 reviews2018
Dev: Ludeon Studios
Windows · Mac · Linux
Median: 59.7 hrsMean: 264.0 hrs≥1hr: 92%
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
Why similar: Colony Sim 24.4%, Moddable 14.7%, Base Building 14.1%, Survival 8.5%, Sandbox 7.5%
Why You'll Like It: The ultimate colony-sim experience, providing the complex management and emergent storytelling that defines the genre.
- #23 Breakwaters: Crystal Tides
82% matchMixed62% of 1,000 reviews2021
Dev: Soaring Pixels Games
Windows
Median: 1.5 hrsMean: 3.4 hrs≥1hr: 66%
Survive in a world ravaged by massive Titans and an ever changing ocean sim. Displace water to find resources for building and crafting unique items. Swim, sail, and fly to explore new islands and fight Titans.
Why similar: Building 19.1%, Sandbox 18.4%, Survival 17.5%, Open World 14.6%, Base Building 10.9%
Why You'll Like It: An open-world survival game that features unique water-manipulation mechanics and base building.
- #24 Frostpunk
80% matchVery Positive93% of 135,886 reviews2018
Dev: 11 bit studios
Windows · Mac
Median: 6.2 hrsMean: 22.2 hrs≥1hr: 86%
Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process?
Why similar: Colony Sim 23.7%, Post-apocalyptic 21.1%, Resource Management 14.2%, Survival 13%, Base Building 7.7%
Why You'll Like It: While set in a frozen wasteland, it provides the intense, high-stakes resource management and survival decision-making found in Ocean Punk.
- #25 Landless
83% matchMixed44% of 194 reviews2017
Dev: CodeBullet
Windows
Explore and conquer the high seas in this post-apocalyptic sandbox water world survival game where you must fight, build, and craft to survive.
Why similar: Pirates 26.6% ★, Survival 13.9%, Base Building 13.8%, Post-apocalyptic 13.7%, Building 8.5%
Why You'll Like It: A survival game set in a flooded world that focuses on building and maintaining a base on the water.
- #26 Pixel Piracy
81% matchMixed65% of 7,360 reviews2014
Dev: Vitali Kirpu
Windows · Mac · Linux
Median: 4.0 hrsMean: 6.7 hrs≥1hr: 83%
Embark on an epic 2D pirate simulator RPG adventure, where you navigate both land and sea. Upgrade your ship, recruit and level up your crew, and uncover hidden treasures as you become a legendary pirate.
Why similar: Pirates 51.4% ★, Sandbox 23.3%, Open World 11.8%, Pixel Graphics 7.5%, Simulation 6%
Why You'll Like It: A sandbox game that captures the pirate theme with pixel graphics and ship-building mechanics.
- #27 Oceaneers
77% matchVery Positive90% of 93 reviews2026
Dev: Barrel Smash Studios
Windows
A sci-fi survival-crafting colony sim set in a flooded world of floating islands. Build a colony, craft gear, design rafts, fend off sharks, manage your survivors, and explore island bunkers to uncover lost Float-Tech from an old-world corporation.
Why similar: Colony Sim 24.8%, Base Building 12.5%, Survival 10.7%, Building 10.3%, Management 7.7%
- #28 Judgment: Apocalypse Survival Simulation
79% matchVery Positive81% of 2,258 reviews2018
Dev: Suncrash
Windows
Median: 4.7 hrsMean: 25.0 hrs≥1hr: 87%
Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
Why similar: Colony Sim 24.1%, Post-apocalyptic 17.1%, Base Building 13.3%, Survival 9.6%, Sandbox 6.6%
Why You'll Like It: This game provides a strong focus on base-building and survival management in a post-apocalyptic setting.
- #29 Crab God
78% matchVery Positive83% of 306 reviews2024
Dev: Chaos Theory GamesPub: Firesquid
Windows
Crab God is an atmospheric underwater strategy game. Guide your Crabling colony through wild ocean depths, and defend the egg of the next Crab God.Restore and protect diverse coral reefs, making a difference in the real world as you progress in-game. Make waves, praise the claw!
Why similar: Colony Sim 29.8%, Base Building 16.8%, Resource Management 14.8%, Survival 12.5%, Management 11.7%
Why You'll Like It: An underwater strategy game that tasks you with managing a colony and protecting your ecosystem.
- #30 After the Collapse
79% matchMostly Positive78% of 211 reviews2022
Dev: Anarkis Gaming
Windows
ATC is a base building game set in a post-apocalyptic world featuring urban environments. Build a base across several layers with dozens of survivors. Fight other factions for the control of the remaining production centers and explore the world to find long forgotten resources and technologies.
Why similar: Colony Sim 20.9%, Moddable 13.6%, Post-apocalyptic 12.6%, Base Building 12.1%, Survival 7.9%
Why You'll Like It: A post-apocalyptic colony-sim that focuses on base-building and survival against environmental and hostile threats.
- #31 Odd Realm
77% matchVery Positive84% of 1,012 reviews2024
Dev: Unknown Origin Games Inc
Windows · Mac · Linux
Median: 1.6 hrsMean: 6.9 hrs≥1hr: 56%
Build a settlement in a realm recovering from the Fracture, a calamity that nearly destroyed the realm. Choose from several unique races, establish a new kingdom, and survive in a land filled with magic and strange creatures. Farm the land, fish the seas, or raid rival kingdoms for their treasures.
Why similar: Colony Sim 23.7%, Base Building 13.7%, Resource Management 10.7%, Sandbox 9.6%, Management 8.9%
- #32 ALL WILL FALL
76% matchMostly Positive77% of 1,246 reviews2026
Dev: All Parts ConnectedPub: tinyBuild
Windows
Median: 4.4 hrsMean: 11.6 hrs≥1hr: 74%
Build massive ocean cities and lead your people to prosperity in this post-apocalyptic survival colony sim. Featuring a physics-based 3D construction system, complex resource management, exploration, difficult political decisions, supply chains, and a robust sandbox mode.
Why similar: Colony Sim 23.8%, Post-apocalyptic 19.4%, Base Building 14.1%, Sandbox 9.3%, Resource Management 8.2%
- #33 Deep Crafter
76% matchMostly Positive77% of 100 reviews2026
Dev: Deep Crafter StudioPub: Samar Studio
Windows
Build a self-sustaining industrial empire in the deep sea of an ocean-covered alien world. Explore procedurally generated waters, automate resource production, and turn alien life into renewable industrial output through advanced bio-cultivation systems.
Why similar: Base Building 16.9%, Sandbox 13.5%, Open World 13.3%, Building 11%, Resource Management 10.7%
- #34 Steel Artery: Train City Builder
75% matchMostly Positive75% of 274 reviews2026
Dev: SoulAge23Pub: Crytivo
Windows
Hardcore city-building sim in a fantasy steampunk world. Manage multi-racial colonies with hundreds of autonomous citizens, balance their needs, grow the economy, build logistics, and travel a vast world carrying out the Emperor’s orders.
Why similar: Colony Sim 20.3%, Moddable 13.2%, Base Building 10.6%, Sandbox 9.1%, Building 8.9%
- #35 Don't Sink
78% matchMostly Positive73% of 213 reviews2018
Dev: Fern NigroPub: Studio Eris
Windows · Mac · Linux
Median: 3.7 hrsMean: 4.6 hrs≥1hr: 90%
Capture islands, sink ships, defend your towns, and discover an exciting world full of adventure.
Why similar: Pirates 76.2% ★, Pixel Graphics 11.5%, Adventure 7.7%, Indie 4.6%
Why You'll Like It: A pirate-themed adventure that incorporates survival and management elements as you sail between islands.
- #36 Prospector
75% matchMostly Positive71% of 152 reviews2025
Dev: Loonworks Games
Windows
Land on a distant planet in this chill resource management game. Harvest alien resources, build and automate machinery, uncover secrets across the stars and strike shipping deals with distant colonies for exclusive rewards!
Why similar: Base Building 16.1%, Resource Management 13.4%, Sandbox 12.2%, Building 11.7%, Open World 9.4%
- #37 Sea Walker Saga
74% matchVery Positive93% of 80 reviews2026
Dev: Antelus Games
Windows
Inspired by Waterworld an exciting steampunk adventure with strategy and RPG elements. Fight pirates, explore the seabed, build your own battle island and set out into the vast world ocean in search of a mythical continent!
Why similar: Strategy 33.4%, Simulation 33%, Adventure 20.6%, Base Building 13%
- #38 Occupy Mars: The Game
73% matchMixed70% of 3,099 reviews2026
Dev: ▲ Pyramid Games
Windows
Median: 4.4 hrsMean: 34.2 hrs≥1hr: 78%
Survive and colonize Mars in a highly technical, open-world sandbox game. Build and upgrade your base, discover new regions, conduct mining operations, retrieve water, generate oxygen, grow crops, and fix broken parts.
Why similar: Colony Sim 20.3%, Base Building 13.9%, Resource Management 11.6%, Sandbox 10.8%, Building 9.8%
- #39 Republic of Pirates
74% matchMostly Positive72% of 509 reviews2024
Dev: Crazy Goat GamesPub: PQube
Windows
Median: 2.6 hrsMean: 5.1 hrs≥1hr: 72%
Establish and grow a pirate utopia during the Golden Age of Piracy. Create a resource-based economy, engage in real-time naval combat, and conduct diplomacy with rival powers. Explore the far reaches of the Caribbean in search of the ultimate fortune and glory.
Why similar: Pirates 40% ★, Colony Sim 19.8%, Resource Management 10.9%, Management 8.5%, Base Building 5.8%
- #40 Solarpunk™
71% matchVery Positive82% of 3,137 reviews2026
Dev: CyberwavePub: rokaplay
Windows
Median: 7.3 hrsMean: 11.5 hrs≥1hr: 91%
Solarpunk is a survival game in a technologically advanced world of floating islands. Alone or together with your friends, you can construct buildings, grow food, craft gadgets and hop on your airship to explore distant islands in the sky.
Why similar: Base Building 23.6%, Building 17.3%, Sandbox 16.9%, Survival 14.6%, Open World 13.1%
- #41 Dive The Depths
72% matchMostly Positive77% of 112 reviews2025
Dev: FrizuoPub: Starpixel Studios
Windows
Dive The Depths is an action-roguelike set beneath the ocean's surface. As a humble diver, you must navigate the world filled with bizarre sea creatures, submerged ruins, and forgotten histories. Can you conquer the depths and unravel the secrets that hidden beneath the waves?
Why similar: Pixel Graphics 41%, 2D 19.5%, Adventure 16.7%, Singleplayer 13.7%, Indie 9.2%
- #42 The Last Caretaker
69% matchVery Positive86% of 12,107 reviews2025
Dev: Channel37 Ltd
Windows
Median: 18.2 hrsMean: 35.0 hrs≥1hr: 93%
Explore a drowned Earth, restore lost systems, and raise the last human seeds in this first-person survival-crafting adventure. Build, scavenge, defend, and launch humanity back to the stars.
Why similar: Post-apocalyptic 18.3%, Base Building 14.9%, Resource Management 11.3%, Sandbox 10.9%, Survival 10.3%
- #43 Oddsparks: An Automation Adventure
70% matchVery Positive84% of 2,251 reviews2025
Dev: Massive MiniteamPub: HandyGames
Windows
Median: 6.8 hrsMean: 15.7 hrs≥1hr: 90%
Oddsparks is a blend of automation and real-time strategy for both the die-hard fans of the automation genre and the automation-curious. Explore a strange fantasy world, uncover the mysteries of the past, automate your workshops, and go on adventures with your odd & adorable Sparks!
Why similar: Building 26.4%, Base Building 20.5%, Resource Management 16.6%, Sandbox 15.1%, Open World 12.2%
- #44 Forgotten Seas
70% matchMostly Positive77% of 586 reviews2025
Dev: Pangea Game StudiosPub: indie.io
Windows
You are lost in the Bermuda Void, where the ocean is endless and dry land precious. Craft your Ship-in-a-Bottle, then experience survival on the high seas. Sail for new land, build camps, hunt for treasures, trade for goods - then defend your ship from dreaded pirates stalking this strange realm!
Why similar: Pirates 44.2% ★, Base Building 16.3%, Building 12.6%, Survival 11.6%, Exploration 5.7%
- #45 Edge Islands
71% matchMostly Positive75% of 98 reviews2025
Dev: LS Games
Windows
Discover a unique blend of Colony Sim and Tactical RPG. Recruit and train your heroes, build your outpost, explore dungeons and engage in turn-based strategic battles to protect and expand your domain. Shape your stories by managing moods, relationships, ambitions and more!
Why similar: Colony Sim 26.8%, Base Building 16.6%, Building 11.8%, Sandbox 9.9%, Management 8.5%
- #46 Oxygen
71% matchMostly Positive72% of 892 reviews2023
Dev: Turquoise Revival GamesPub: GrabTheGames
Windows
Median: 3.5 hrsMean: 9.4 hrs≥1hr: 79%
Oxygen is a survival city builder. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and more importantly keep the Oxygen Center running!
Why similar: Colony Sim 20.6%, Base Building 13.6%, Post-apocalyptic 10.4%, Resource Management 10.1%, Sandbox 9.2%
- #47 Uncharted Ocean
73% matchMostly Positive71% of 596 reviews2019
Dev: HiRabbitgame
Windows
This is a world of oceans, islands and ships. Players will start their own journey from Faro, facing an impermanent ocean and awkward opponents, and gradually build a strong fleet with wisdom and luck. The chaotic seas and tempting treasures, under the guidance of the banner, work hard for survival!
Why similar: Pirates 57.1% ★, Open World 15.3%, Exploration 12.5%, Strategy 9.5%, 2D 5.7%
- #48 Surviving Ceres
69% matchVery Positive87% of 138 reviews2025
Dev: Ryan SaundersPub: One Man Media
Windows
Explore a handcrafted survival game with an emphasis on crafting and base building. Export manufactured goods to earn funding, manage colonists, defend against hostile aliens, and work towards terraforming Ceres from a frozen ball of ice to a tropical paradise.
Why similar: Colony Sim 25.9%, Base Building 14.2%, Building 12.1%, Survival 11.6%, Management 9%
- #49 Ratopia
68% matchVery Positive88% of 4,734 reviews2025
Dev: Cassel Games
Windows · Mac
Median: 8.1 hrsMean: 25.9 hrs≥1hr: 86%
Ratopia is a new game that has combined elements of both strategic survival and city building. With plenty of content available, and more planned, enjoy a vast world to adventure and populate with citizens! Build your own economical system to sustain your ideal city of Ratopia.
Why similar: Colony Sim 22.6%, Base Building 13.2%, Building 10.8%, Survival 8.6%, Resource Management 8%
- #50 UNDER the WATER - an ocean survival game
73% matchMostly Negative33% of 52 reviews2022
Dev: UTW Team
Windows
How long do you survive on a small island in the middle of a flooded world?
Why similar: Post-apocalyptic 34.6%, Sandbox 16.6%, Open World 15.6%, Survival 12.5%, Exploration 8.4%
- #51 Outpath
68% matchVery Positive93% of 3,073 reviews2023
Dev: David Moralejo SánchezPub: GrabTheGames
Windows
Median: 5.0 hrsMean: 13.0 hrs≥1hr: 85%
An experimental clicker base building game. Craft, gather & manage resources, build your base and buy more islands to exploit and expand!
Why similar: Base Building 20.8%, Sandbox 14.6%, Resource Management 14.4%, Building 12.3%, Management 10.4%
- #52 Ragnorium
70% matchMixed59% of 624 reviews2022
Dev: Vitali KirpuPub: Devolver Digital
Windows
Lead a team of cloned settlers and build a home on a new planet. Start from the Stone Age, construct sturdy shelters, hunt for food, and fight off dangers. Make your team stronger and better equipped to survive.
Why similar: Colony Sim 20.8%, Post-apocalyptic 19.3%, Survival 12.2%, Base Building 12%, Resource Management 10.6%
- #53 Surviving the Aftermath
69% matchMostly Positive71% of 4,548 reviews2021
Dev: Iceflake StudiosPub: Paradox Interactive
Windows
Median: 4.6 hrsMean: 18.3 hrs≥1hr: 74%
Survive and thrive in a post-apocalyptic future — resources are scarce, but opportunity calls! Build the ultimate disaster proof colony, protect your colonists, and restore civilization to a devastated world.
Why similar: Post-apocalyptic 25.6%, Colony Sim 22.6%, Base Building 11.4%, Survival 10.8%, Strategy 6.7%
- #54 Ocean Keeper: Dome Survival
66% matchMostly Positive80% of 904 reviews2025
Dev: RetroStyle Games
Windows · Mac · Linux
Median: 1.9 hrsMean: 3.7 hrs≥1hr: 63%
Explore dungeons, fight hordes of monsters and survive on a huge map. This is Ocean Keeper - an action roguelike with tower defense elements. Mine resources in caves, customize your Mech Spider, upgrade different weapons and face dangerous bosses that won't leave you a chance!
Why similar: Post-apocalyptic 37.6%, Resource Management 23%, Sci-fi 14.5%, Exploration 10.1%, 2D 6.6%
- #55 Seablip
67% matchVery Positive82% of 1,109 reviews2024
Dev: Jardar SolliPub: Vibedy
Windows · Mac · Linux
Median: 2.5 hrsMean: 5.3 hrs≥1hr: 68%
Go from humble beginnings to a feared pirate captain in this seafaring open-world adventure! Enhance your reputation as you take on bounties, upgrade your ship, hire a crew and search for treasure, or just go fishing instead!
Why similar: Pirates 58.2% ★, Open World 13.1%, Pixel Graphics 8.9%, Exploration 6.3%, Strategy 3.7%
- #56 Havendock
66% matchMostly Positive79% of 1,924 reviews2025
Dev: YYZ StudioPub: Pretty Soon
Windows · Mac · Linux
Median: 2.3 hrsMean: 10.4 hrs≥1hr: 66%
Breathe easy and thrive in this cozy colony sim. Build a haven for castaways, manage resources, live your best life on the ocean. Lead your humble settlement into a high-tech society.
Why similar: Colony Sim 24.3%, Base Building 14%, Resource Management 11.2%, Sandbox 11%, Building 10.8%
- #57 High Sea Saga DX
67% matchVery Positive82% of 506 reviews2023
Dev: Kairosoft Co.,Ltd
Windows
Median: 3.3 hrsMean: 38.3 hrs≥1hr: 63%
Set sail and join yer crew in search of treasure and glory!
Why similar: Pirates 49.8% ★, Colony Sim 27.6%, Simulation 6.3%, Building 4.6%, Exploration 4.5%
- #58 Post-Apo Builder: Prologue
67% matchMixed69% of 434 reviews2023
Dev: Septarian Games
Windows
Discover a post-apocalyptic world Collect resources and manage people Build your colony on the remains of an oil tanker Prepare supplies and vehicles for a dangerous expedition. Complete challenging tasks from the council of elders
Why similar: Colony Sim 36.4%, Post-apocalyptic 22.7%, Base Building 13.4%, Strategy 9.6%, Resource Management 6.9%
- #59 Sea Fantasy
65% matchVery Positive87% of 593 reviews2025
Dev: METASLA
Windows
Median: 6.0 hrsMean: 10.5 hrs≥1hr: 87%
Save the world by fishing! This is a brand new action RPG game where you stand on an adventure to fish the Sea'Az, the marine life of this world, in a vast pixel world. This is not a peaceful fishing game. The destruction of the world is imminent....
Why similar: Open World 44%, Pixel Graphics 19.8%, Survival 15.5%, 2D 10.5%, Adventure 6.4%