Top similar games like Cepheus Protocol:
Cepheus Protocol $19.99
Cepheus Protocol is an Open World RTS Military Survival Game. Play as the CERC hunting Patient 0, maintain Quarantine camps, fight dangerous mutations & Rogue Civilian Combatants . There’s nobody else coming, it’s up to you now.
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Life is Feudal: Forest Village$24.99
LiF:Forest Village is a city builder with survival aspects in a realistic harsh medieval world. Shape, build and expand your settlement, grow various food to prevent your villagers from avitaminosis and starvation. Possess them for additional micromanagement or simply to wander around.

Make Your Kingdom$14.99
Make Your Kingdom is a city-building game unique to its genre. Play as a founder of the settlement — help build your kingdom, carry the resources, talk to other settlers, motivate them and fight off hordes of orcs with your own sword!

Infected zone 感染之地$5.99
In this open world game, you need to survive in the city where a virus just broke out. You could obtain materials for survival and fight by gathering, sowing and trading. Find more fellow players to complete tasks with you to unlock more areas. Finally escape the infected city if you are lucky!

Project Wunderwaffe$14.99
Project Wunderwaffe will take you back into the realities of World War II, the end of which seems to be near. Germany is now just a shadow of its power. Your order is to build a secret military base and construct weapons of unprecedented power. Will you be capable of turning the tide of war?

Raft$19.99
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!

Blockscape$9.99
The ultimate block building game.

Journey Of Life$14.99
You have experienced the sudden loss of your wealth, which has compelled you to abandon your previous life and begin anew. By venturing into the game world, you can construct settlements and forge alliances with other players, ensuring that you will always have exciting challenges to undertake.

Animallica$4.99
In Animallica you are racing against extinction after a deadly virus ravaged the world. As the lone survivor of the last conservation center on Earth, the fate of every single animal and plant species lies in your hands.

ZERO Sievert$19.99
ZERO Sievert is a tense top-down extraction shooter that challenges you to scavenge a procedurally-generated wasteland, loot gear, and explore what’s left of a devastated world. When the odds are stacked against you, you’ll need to do more than just survive...

Colony Survival$24.95
Colony Survival is a unique first-person strategy game developed by a two-man team. Build your own colony in a voxel world. Command guards, farmers, miners and other colonists. Defend your colony against the horde of monsters that attacks every night!

It's Not A Moon$0.99
Manage a space station, flying through a procedually generated universe, fight, build and survive in the coldness of space.

Wasted World$19.99
The apocalypse has come, brought by pollution, wars and disease! Your mission is to save your land... or what’s left of it. Alone or with your friends gather, recycle, craft, build, plant, explore, fight & help survivors.

friends world$3.99
This is a voxel style sandbox game that focuses on survival. You can do anything inside and destroy any block. and cooperatively survive and fight with friends in a world. If you like playing Minecraft, this is a game you must not miss.

Castle Kingdom Wars$1.99
Make your own strategy to beat your enemies. Characters have different skills so you can defeat your enemy with different tactics. Knight, swordsman, archer, skeleton, mage, catapult and much more hero are ready to fight for you.

Zombie Killing SimulatorFREE
Kill all the damn zombies in different game modes!

The Long Dark$19.99
THE LONG DARK is a thoughtful, exploration-survival experience that challenges solo players to think for themselves as they explore an expansive frozen wilderness in the aftermath of a geomagnetic disaster. There are no zombies -- only you, the cold, and all the threats Mother Nature can muster.

Scrap Mechanic$19.99
Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!

Contagion VR: Outbreak$9.99
Contagion VR: Outbreak will immerse you into the middle of a zombie apocalypse. Relive stories of the survivors in the Single Player campaign, take your time in Free Roam, or check out the Firing Range!

The Walking Dead: Saints & Sinners$19.99
Saints & Sinners is a game unlike any other in The Walking Dead universe. Every challenge you face and decision you make is driven by YOU. Fight the undead, scavenge through the flooded ruins of New Orleans, and face gut-wrenching choices for you and the other survivors. Live The Walking Dead.

★Fallalypse ★ Disconnect ❄$199.99
Async Multiplayer. An apocalypse hit Earth when the artificial intelligence rebelled and turned people into zombies with help of a virus. Then came the war of the Space Forces of Earth against machines and zombies. The war ended with the victory of the Space Forces.

Winter Survival$18.99
Dive into the ultimate winter survival experience and see if you can survive long enough for rescue to arrive. Experience our unique sanity system that takes survival to the next level.

Dyson Sphere Program$19.99
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.

Of Life and Land$24.99
Of Life and Land is a charming settlement-building strategy game paired with a rich simulation experience. Every animal and plant strives to find its place in nature while you lead your villagers to their future. Expand to different regions and trade with local factions to gain needed resources.

Ocean Punk$11.99
Explore a fantasy ocean-punk world, braving the deep with steam-powered marvels. Discover mysterious underwater treasures, but scarcity and ecological crises test survival. Rise, build, confront foes in this pixel-art ocean survival journey!

Gnomoria$14.99
Gnomoria is a sandbox village management game where you help lead a small group of gnomes, who have set out on their own, to thrive into a bustling kingdom! Anything you see can be broken down and rebuilt elsewhere.

Planetbase$14.99
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.

Satisfactory$39.99
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!

Stay Alive: Apocalypse$24.99
You ever played a Sandbox Survival Zombie RPG? You heard it right. In "Stay Alive: Apocalypse" we will offer you an indie zombie survival game which is in a sandbox, random generated world and presents RPG elements.

Endzone - A World Apart$29.99
Endzone is a post-apocalyptic survival city builder, where you start a new civilization with a group of people after an ecological disaster. Build them a new home and ensure their survival in a shattered world, threatened by constant radiation, toxic rain, sandstorms and droughts.

BARRICADEZ$18.99
Barricadez is a mix of tower defense and survival game. Take on your care robot and explore the underground, find new blueprints, gather resources and build your defenses and traps to survive through the night against a myriad of zombie-like creatures. Your goal: to defend the defenseless cradle.

Broken World$1.99
"Broken World" is an exciting post-apocalyptic low-poly game where players have to survive in a world overrun by zombies and chaos. Build and strengthen your shelters, fight various threats and explore a dangerous world full of secrets and dangers.

Space Pirates And Zombies 2$19.99
Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.

Blood Waves$9.99
Hardcore and bloody shooter where you will have to repel the attacks of the living dead using the destroying traps, defensive barricades and also weapon of close and long-range combat.

❂ Hexaluga ❂ Witch Hunter's Travelling Castle ♉$199.99
Travel the world in your own moving castle fighting against monsters and helping people.

Legends of Ellaria$9.99
Legends of Ellaria is a unique blend of sandbox action-RPG and real-time strategy. Build a new kingdom for your people, construct and manage its cities, command your troops in epic battles and join them fighting in third-person action, and live adventures in an immersive high fantasy world.

Survivalist$4.99
It's one year after the collapse of civilization and self-centered hedge fund manager Joe Wheeler emerges from his specially constructed bunker in search of food. This is a huge open-world RPG where you have the freedom to play how you want - but your choices have consequences.

The Withering$9.99
Have you ever thought or imagined how our world would look like after an apocalyptic event? What would we do if some of us were to survive? What world would we live in and what challenges would we face? What would you do?

Aircraft Carrier Survival$19.99
When the harshness of the sea meets the cruelties of war, a challenge for perseverance makes itself known. Welcome to Aircraft Carrier Survival, a strategy game set in the Pacific Theater of World War II, where your prowess as a commander decides the fate of a naval behemoth.

HighFleet$29.99
Battle for survival in the skies of a mysterious future Earth in this unique action-strategy game mixing arcade combat, exploration, management and diplomacy. As giant flying ships wage spectacular aerial warfare, a prophecy tells of one who will save the world – could it be you?

Kill Me If You Can$3.99
"Kill Me If You Can" combines RPG, and construction for a survival defense against zombies. Explore by day for growth, and at night, build defenses against incoming zombies. With unique skills per character, control a team, not just one, for dynamic gameplay.

Miscreated$29.99
Miscreated is a multiplayer online hardcore survival game set in a post-apocalyptic future. You will need to survive against mutants, players, and even mother nature herself.

Box Nation [] Lets Go Build and Fight$199.99
Box Nation [ ] is a sandbox kind of game. In this box world, you can become a leader of your own nation. Your main goal in the game is to create and develop your nation of boxes.

The Forest$19.99
As the lone survivor of a passenger jet crash, you find yourself in a mysterious forest battling to stay alive against a society of cannibalistic mutants. Build, explore, survive in this terrifying first person survival horror simulator.

KINGDOMS$9.99
KINGDOMS is a procedural medieval RPG in a randomly generated open world. The main feature of KINGDOMS is a smart AI system that completely controls NPC behavior. As the player, you can fully interact with this massive world and become any person you want to be.

Andarilho$4.99
You are a guy with a backpack, just try to stay alive!

Shadows of Kurgansk$5.99
“Shadows of Kurgansk” is an adventure game, where you need to survive in an area full of danger and mystery. Your goal is to stay alive and find the way out, fighting monsters and completing story driven missions. Fight zombies, build asylums, find your way back home!

Force of Nature$7.99
Force of Nature is a Sandbox game that combines Action, Adventure, RPG, Strategy and Management genres

Freeman: Guerrilla Warfare$24.99
In the anarchic world of Freeman: Guerrilla Warfare, only the mightiest warlord rules. Start with a pistol and a few militias, you will set yourself on a wild and ambitious journey towards world domination. Enjoy the immersive combination of intense FPS and sandbox strategy.

LifeZ - Survival$9.99
LifeZ - Survival is a third-person sandbox-survival game. Build your hideout, search for water and food, mine resources and fight against zombies and finally find ways to contact the outside world and leave Catastrophie Area.

Yggdrasil$9.99
Shape the world, the way you see fit!

Deadly Night - No Escape$9.99
Find your way out of the most horrifying forest in this eventful story, packed with adventures and the ultimate horror that you never faced before.