Single-player games like Earth vs Mars
Below are 19 single-player Steam games similar to Earth vs 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 Earth vs Mars page.
Ranked picks
- 1
Warside
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Welcome to Warside, the fast-paced turn-based tactics game. With a single-player story campaign, multiplayer support, and a built-in map editor, the fight for victory never ends. Choose your Commander, assemble your forces, and battle your way to victory.
- 2
Empires Shall Fall
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Empires Shall Fall is a turn-based tactics game set in a dieselpunk world. Upgrade your army and command your troops, then exploit terrain to eradicate your enemies with sheer power and sharp tactics.
- 3
Field of Glory II: Medieval
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Field of Glory II Medieval is a turn-based tactical game set in the High Middle Ages from 1040 AD to 1270 AD. Developed by legendary designer Richard Bodley Scott it brings the best from the tabletop world into the best digital framework.
- 4
Fantasy General II
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
The fantasy wargaming classic is back! Lead powerful heroes and mighty armies into battle in this critically acclaimed turn-based strategy milestone. Level up and train your units and guide them through a gripping story campaign to decide the fate of a world on the brink of destruction.
- 5
Athena Crisis
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Athena Crisis is a modern retro turn-based strategy game that places you in command of 40+ units in your journey across the multiverse. Embark on a challenging single-player quest or dive into the thrill of ranked or casual multiplayer modes to become the best Athena Crisis player!
- 6
TINY METAL
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Craft unique strategies and outmaneuver your foes in TINY METAL, a turn-based Japanese wargame! With new tactical options, you will command over 16 tactically diverse units, flank, assault, deploy heroes from orbital dropships, and focus the firepower of multiple units to even out otherwise disastrous odds.
- 7
XCOM® 2
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
XCOM 2 is the sequel to XCOM: Enemy Unknown, the 2012 award-winning strategy game of the year. Earth has changed and is now under alien rule. Facing impossible odds you must rebuild XCOM, and ignite a global resistance to reclaim our world and save humanity.
- 8
Impossible Creatures Steam Edition
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Impossible Creatures is a 3D RTS game that pits the player against an evil villain. Using Earth’s most formidable animals as building blocks, the player must create an army of genetically-altered mutant monsters in a titanic struggle to protect an unsuspecting world.
- 9
Into the Breach
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Control powerful mechs from the future to defeat an alien threat. Each attempt to save the world presents a new randomly generated challenge in this turn-based strategy game.
- 10
Wargroove
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Take to the battlefield with Wargroove, a strategy game for up to 4 players! Choose your Commander and wage turn-based war on battling factions. Design and share maps, cut-scenes and campaigns with easy-to-use editors and in-depth customization tools!
- 11
Unity of Command II
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Unity of Command II is the sequel to one of the most critically acclaimed strategy games of all time; a game critics called 'the perfect gateway' into computer war games.
- 12
Age of Empires IV: Anniversary Edition
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Celebrating its first year of delighting millions of global players, the award-winning and best-selling strategy franchise continues with Age of Empires IV: Anniversary Edition, putting you at the center of even more epic historical battles that shaped the world.
- 13
Company of Heroes 2
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Experience the ultimate WWII RTS platform with COH2 and its standalone expansions. This package includes the base game, which you can then upgrade by purchasing The Western Front Armies, Ardennes Assault and/or The British Forces. More info in the "About This Game" section below.
- 14
Company of Heroes 3
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Company of Heroes 3 combines heart-pounding combat with deeper strategic choices in a stunning Mediterranean theatre of war. In Company of Heroes 3, every battle tells a story...what's yours?
- 15
Warhammer 40,000: Space Marine - Anniversary Edition
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required.
In Warhammer 40,000 Space Marine you are Captain Titus, a Space Marine of the Ultramarines chapter and a seasoned veteran of countless battles.
- 16
Warhammer 40,000: Dawn of War III
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Step into a brutal battle between three warring factions In Dawn of War III you will have no choice but to face your foes when a catastrophic weapon is found on the mysterious world of Acheron.
- 17
Warhammer® 40,000: Dawn of War® - Soulstorm
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
The third and final expansion to the genre-defining and critically-acclaimed RTS, Dawn of War. In Soulstorm, two new armies are introduced – Sisters of Battle and Dark Eldar - raising the total number of playable armies to nine.
- 18
Company of Heroes
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Delivering a visceral WWII gaming experience, Company of Heroes redefines RTS by bringing the sacrifice of heroic soldiers, war-ravaged environments, and dynamic battlefields to life. Please visit the "Company of Heroes - Legacy Edition" page for additional user reviews.
- 19
Warhammer 40,000: Dawn of War - Definitive Edition
Single-player alternative to Earth vs Mars — playable solo, no multiplayer required. Shares Strategy with Earth vs Mars.
Warhammer 40,000: Dawn of War - Definitive Edition is the ultimate Dawn of War experience, featuring the original Dawn of War and all its expansions, along with enhanced visuals, an improved camera, and 64-bit platform support.