Single-player games like Terraforming Mars
Below are 21 single-player Steam games similar to Terraforming Mars, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Terraforming Mars page.
Ranked picks
- 1
Scythe: Digital Edition
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Scythe transports you to an alternate reality in 1920s Europa, one ravaged by the First World War. Take up the role of leader by assuming command of one of 5 factions, and set out to conquer the coveted "Factory". Lead your mechs to war and your people to victory!
- 2
Terraformers
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Terraform Mars in this turn-based colony builder and resource management game with roguelike elements. Explore the planet, develop spectacular cities, spread life and turn the Red Planet into a green one!
- 3
Wingspan
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Wingspan is a relaxing, award-winning strategy card game about birds for 1 to 5 players. Each bird you play extends a chain of powerful combinations in one of your three habitats. Your goal is to discover and attract the best birds to your network of wildlife preserves.
- 4
Carcassonne - Tiles & Tactics
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
The official adaptation of the famous board game Carcassonne! A modern classic tile-placement game based on the award winning game in which the players draw and place a tile with a piece of southern French landscape on it. The player can then decide to place one of his followers, called Meeples.
- 5
Charterstone: Digital Edition
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Build and discover in Charterstone - a digital board game campaign. Shape your village into the new Eternal City!☁️🏙️☁️
- 6
Through the Ages
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Legendary board game classic from award winning designer Vlaada Chvátil
- 7
Farlanders
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Terraform, strategize, and construct a Martian colony in this retro-inspired turn-based city builder. Create a comfortable living for your citizens, research alien artifacts, and uncover the secrets of the Red Planet.
- 8
Rising Lords
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Rising Lords is a medieval turn-based strategy game with card and board game elements. Send your serfs to fight and die in your name... or let them prosper, and use them to your advantage!
- 9
Ark Nova
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Plan and build a modern, scientifically managed zoo to support conservation projects in an acclaimed strategy board game.
- 10
EarthX
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
EarthX is a rocket company management game. Go from launching small rockets on Earth to eventually building a colony on Mars. Create your own Internet constellation, develop new technologies, supply the International Space Station and terraform Mars!
- 11
Gaia Project
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Gaia Project is the digital adaptation of the boardgame Gaia Project created by Helge Ostertag and Jens Drögemüller and published by "Feuerland Verlag". It is a 1-4 player strategy game. It plays in the same universe as Terra Mystica and continues the adventure in the far future.
- 12
Race for the Galaxy
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Explore, Settle, Develop, Trade, Consume, or Produce? Which do you need most? Which of Earth's former colonies will be most successful at settling the galaxy, now that JumpDrive exists? Who will discover the secrets of the mysteriously vanished Alien Overlords? Your goal: to build the most prosperous and powerful space empire!
- 13
Root
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Might makes right in the wild wood! The award-winning board game of asymmetrical woodland warfare comes to cross-platform digital play! Combine subtle strategy and bold daring to guide your forest faction to victory!
- 14
Tiny Civilization
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
This is a historical simulation game that promotes the development of civilization based on the match-3 Game. You'll need to gather resources, use skills, discover new technology, and lead humanbeing through a 10,000-year journey to the cosmos.
- 15
Everdell
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
Harvest resources to build a village of woodland critters in this adaptation of the award-winning tabletop board game!
- 16
Garfield Kart
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required.
Join Garfield and his friends in the funniest fast and fur-ious game! What character do you want to play with? Garfield, Odie, Jon, Nermal... you choose! Take part in no-holds-barred crazy races.
- 17
The Dungeon Of Naheulbeuk: The Amulet Of Chaos
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required.
Step into the wacky heroic fantasy universe of the Dungeon of Naheulbeuk. Lead a team of unlikely and clumsy heroes in an epic and challenging tactical RPG. Live an adventure filled with humor, surprises and silly encounters.
- 18
Agatha Christie - The ABC Murders
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required.
The ABC Murders is an adventure and investigation game adapted from the classic Agatha Christie novel. You are the famous private detective Hercule Poirot and, once again, you find yourself up against a mysterious serial killer who goes by the name of "ABC".
- 19
Naheulbeuk's Dungeon Master
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
A dungeon in danger ! Build, manage, and defend your tower in the satirical heroic fantasy universe of Dungeon of Naheulbeuk. From a shaky establishment to an infamous lair!
- 20
Crown Wars: The Black Prince
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required. Shares Strategy with Terraforming Mars.
The War of Crowns rages on. Knights and brigands run rampant throughout the land, sowing destruction. From your castle base, rise to become the lord who leads the battle against the forces of evil in this turn-based tactics and strategy game.
- 21
Moto Racer 4
Single-player alternative to Terraforming Mars — playable solo, no multiplayer required.
Choose from a variety of daring riders and get a taste of adrenaline riding freestyle or on the race course. Show your opponents what you can do with your best drifts and tricks! Show of your skills to win the championship and send your enemies of the road or into traffic for spectacular crashes.