Single-player games like EarthRoyale
Below are 9 single-player Steam games similar to EarthRoyale, 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 EarthRoyale page.
Ranked picks
- 1

Ages of Conflict: World War Simulator
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation and Casual with EarthRoyale.
Ages of Conflict is a versatile Map Simulation game where you create and observe custom AI nations battle it out across an infinite number of worlds. Paint beautiful maps and scenarios, and command nations to change history into your liking!
- 2

Bogdanoff vs. Wojak Simulator
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation and Casual with EarthRoyale.
Ever wanted to manipulate the world financial markets? Well now you can! Fight against the Wojaks of the world as you manipulate the world markets and destroy their savings. Carefully pick the correct stock and then choose whether to "Bompeet" or "Dompeet"
- 3

Sagger
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation with EarthRoyale.
This is a BETA VERSION of the Sagger game - historical simulator that will give you control over all Israel resources to face the Yom Kippur War. With the help of your advisor and knowledge, you will acquire, make the crucial decisions that will lead the state of Israel to Victory or Defeat.
- 4

Clockwork Dawn
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation with EarthRoyale.
A new dawn approaches with the advent of intricate mechanical designs that will transform the world into an era of steam and steel. Take control of a country in this alternate history steampunk timeline and either survive and prosper or be forgotten in the dust of ages past.
- 5

EarthRoyale 3
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation and Casual with EarthRoyale.
A simulation map observation game where you watch the world simulate into the future in the most chaotic way possible
- 6

Ultimate Arena
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation with EarthRoyale.
Pick and create characters to fight to the death in this action-packed nonsensical arena simulation.
- 7

Doodle Empires
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation with EarthRoyale.
Doodle Empires is an alternate history sandbox game all about drawing your own nations with your own histories and stories in a variety of maps. Watch your world take shape and evolve over time, and decide which nations will rise and which nations will fall.
- 8

Decision in the Desert
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation with EarthRoyale.
Classic real-time simulation game from the 80s designed by Sid Meier and Ed Bever. The second title in the "Command Series" of tactical wargames from Microprose, the game features real-time battles that test your skills as a commander of forces in North Africa during WWII
- 9

Crusader Kings II
Single-player alternative to EarthRoyale — playable solo, no multiplayer required. Shares Simulation with EarthRoyale.
Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy.