Games like Diplomacy is Not an Option: Shareware on Steam

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Surviving the Aftermath 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.

Similarity 55%
Price -93% 2.11€
Rating 6.9
Release 16 Nov 2021
Aven Colony Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world.

Similarity 55%
Price -98% 0.64€
Rating 7.1
Release 25 Jul 2017
Townsmen - A Kingdom Rebuilt Townsmen – A Kingdom Rebuilt hands the crown to you: Guide your people from their first steps in a small village to a massive medieval metropolis with thousands of inhabitants.

Similarity 55%
Price -95% 1.17€
Rating 6.7
Release 26 Feb 2019
Empires and Tribes Empires and Tribes is a unique hybrid of a medieval city builder and a role-playing game. You will undertake the duties of a mayor in the 13th century and manage the expansion of your city, ensure the production of resources and raise a powerful army to protect yourself from rival principalities.

Similarity 54%
Price 20.99€
Rating 6.5
Release 21 Dec 2023
Age of Empires II: Definitive Edition 42 Civilizations, 229 Campaign Missions, Singleplayer, Co-Op, Multiplayer, In-Game Editor, Mods, Cross-play...It is good to be the king.

Similarity 54%
Price -58% 14.11€
Rating 9.4
Release 14 Nov 2019
Planetbase 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.

Similarity 54%
Price -62% 5.71€
Rating 7.8
Release 15 Oct 2015
Oxygen 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!

Similarity 54%
Price -86% 2.20€
Rating 7.1
Release 07 Apr 2023
Oxygen: First Breath This is a free version of Oxygen, featuring the first 50 game-days. 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 keep the Oxygen Center running!

Similarity 54%
Price Free to play
Rating 8.6
Release 07 Oct 2022
Endzone - A World Apart 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.

Similarity 54%
Price -94% 1.54€
Rating 7.5
Release 18 Mar 2021
Constructor You can’t rise to the top without taking a few others down. If that means engaging in a workplace accidents, dodgy deals, and a shifty trick or two then so be it! You're going to need every trick in the book if you want to go from small-time slumlord to property tycoon!

Similarity 54%
Price 29.99€
Rating 7.3
Release 26 May 2017
The King is Watching The King is Watching is a roguelite kingdom builder. Rule by the power of your royal gaze! Decide between producing resources, training armies, or balancing both, while adapting to unique events every run

Similarity 54%
Price -64% 5.41€
Rating 8.6
Release 21 Jul 2025
RimWorld 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.

Similarity 54%
Price -54% 14.98€
Rating 9.7
Release 17 Oct 2018
Songs of Syx Songs of Syx is a fantasy city-builder with vast battles simulating thousands of citizens and soldiers. Start off as a small village and build, scheme, and fight your way towards a mighty empire. The mechanics are deep and true to life, where tiny events can spiral into the collapse of kingdoms.

Similarity 54%
Price 24.50€
Rating 9.3
Release 21 Sep 2020
Reignfall Reignfall is a real-time strategy game with elements of city-building and third-person action. Build a city and defend your keep against waves of increasingly difficult enemies. Can you survive against the fallen horde?

Similarity 54%
Price 3.99€
Rating 8.3
Release 10 Dec 2018
Ostriv Ostriv is a city-building game that puts you in a role of a governor of an 18th century Ukrainian town to challenge your creative skills and management abilities.

Similarity 54%
Price 20.99€
Rating 9.2
Release 19 Mar 2020
IXION IXION is an unrelenting, city-building odyssey across the stars. As Administrator of the Tiqqun, DOLOS’ prototype space station, you are tasked with balancing preservation and exploration as you manage infrastructure, resources and crew. Can you keep the flame of humanity alight in the cold dark?

Similarity 54%
Price -82% 6.25€
Rating 7.7
Release 07 Dec 2022
Pharaoh + Cleopatra Immerse yourself in Ancient Egypt from the age of the great pyramids to the final years of the New Kingdom.

Similarity 54%
Price 9.99€
Rating 8.8
Release 15 Dec 2016
Roman Triumph: Survival City Builder At the farthest reaches of the empire, a new Roman city is born! Manage and grow your city, please the gods, and survive against barbarians and mythological threats to achieve Roman Triumph!

Similarity 54%
Price -60% 10.14€
Rating 8.5
Release 16 Sep 2025
The Universim Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.

Similarity 54%
Price -91% 2.61€
Rating 7.9
Release 22 Jan 2024
Academia : School Simulator Design, build, and manage a high school with terrific teachers and fantastic facilities or simply let your students poop in the bushes? Academia : School Simulator is a management/tycoon game where you get to decide!

Similarity 53%
Price 19.99€
Rating 8.2
Release 28 Jan 2021
Tower Dominion Build and design the terrain while defending your stronghold against alien invasion in this unique Roguelike tower defense. Choose from 30 heroes, survive enemy waves, and upgrade a variety of destructive towers to hold the line!

Similarity 53%
Price -42% 10.00€
Rating 8.4
Release 07 May 2025
Dwarf Fortress Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.

Similarity 53%
Price -20% 23.19€
Rating 9.3
Release 06 Dec 2022
Stellar Settlers: Space Base Builder Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.

Similarity 53%
Price -60% 4.79€
Rating 7.0
Release 22 Feb 2025
Anno 117: Pax Romana Shape the Roman Empire in this genre-defining strategic builder game. Build cities while expanding your influence through Roman provinces. Govern using your economic prowess, diplomatic skills, or military might.

Similarity 53%
Price 59.99€
Rating 6.9
Release 12 Nov 2025
Alien Marauder “Alien Marauder” is a real-time strategy game with survival and confrontation theme. In this game, you will be the leader to a treacherous alien planet, build and defend base to survive against the vexan waves. Make the right decision!

Similarity 53%
Price 16.79€
Rating 6.2
Release 17 Nov 2021
Cataclismo Design and build fortresses brick by brick to stand against endless hordes of Horrors in this real-time strategy game with resource management, siege defense, and exploration. Lead from the ramparts, push back the darkness, and hold fast against the creatures of the Mist.

Similarity 53%
Price -71% 8.80€
Rating 8.7
Release 20 Mar 2025
Workers & Resources: Soviet Republic Build a soviet republic from an impoverished country into a rich industrial superpower in a city builder with intricate production chains and a fully simulated global economy. Manage the lives of your citizens from education to work and party loyalty to criminal activity.

Similarity 53%
Price -84% 6.45€
Rating 8.9
Release 20 Jun 2024
Grim Nights Your village must survive for 13 days! Gather resources, expand, explore the underground for riches, and train soldiers to defend against hordes of the undead.

Similarity 52%
Price 2.99€
Rating 8.4
Release 12 Oct 2018
Kingdoms Reborn A city builder with simulated citizens, set in a procedurally-generated world map. Grow your kingdom through the eras from a tiny medieval hamlet into a prosperous global empire! Cooperate or compete in real-time with your friends in multiplayer mode.

Similarity 52%
Price 19.99€
Rating 8.8
Release 02 Nov 2020
Age of Darkness: Final Stand Age of Darkness: Final Stand is a dark fantasy survival RTS where you must illuminate, build and defend humanity’s last bastion against hordes of Nightmares. Set in the remnants of a kingdom consumed by a deadly fog, you decide. Will you hide in the light? Or take back your world.

Similarity 52%
Price -67% 9.03€
Rating 7.5
Release 15 Jan 2025
MEMORIAPOLIS In Memoriapolis, you're not just building a city, you're shaping a living, evolving civilization. Travel through five major eras, from Antiquity to the Industrial Revolution. Leave your mark on history by navigating the power struggles between rival factions.

Similarity 52%
Price 24.50€
Rating 7.5
Release 30 Apr 2025
Kubifaktorium Build, manage and grow a thriving colony in Kubifaktorium. The game features different biomes to explore, plenty of resources to exploit, complex machinery to build and interesting production chains to master.

Similarity 52%
Price 16.79€
Rating 7.7
Release 16 Dec 2021
STARIO: Haven Tower A vertical kingdom in the sky! Plan your ascent from the harsh Sand Zone, rising layer by layer as you and your Towertizens stand together against looming disasters. Build trade ports and vertical supply networks. Perform Rituals to shape miracles, and witness the prosperity of this rising nation.

Similarity 52%
Price -49% 7.12€
Rating 8.7
Release 25 Sep 2025
IDUN - Frontline Survival A defense RTS where you can move turrets at will. Extract resources, upgrade technology, and defend against enemy swarms in a gripping space campaign. Hold the line, set up your turrets, and brace for screen-filling hordes!

Similarity 52%
Price -50% 7.39€
Rating 7.4
Release 20 Jan 2025
Buggos Lead your hive to victory in 'Buggos', an RTS Auto Battler! Customize your swarm with 120+ evolutions and conquer humanity. Strategy meets bug chaos!

Similarity 52%
Price -75% 4.10€
Rating 8.3
Release 17 Mar 2022
Rebuild 3: Gangs of Deadsville Rebuild a ruined city in this post-apocalyptic mix of strategy and simulation. Manage survivors, scavenge for food and supplies, deal with rival gangs, illness, interpersonal strife and zombie attacks.

Similarity 51%
Price -87% 1.95€
Rating 8.3
Release 29 May 2015