Single-player games like Ultimate Arena
Below are 14 single-player Steam games similar to Ultimate Arena, 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 Ultimate Arena page.
Ranked picks
- 1

Historarium
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
Shape continents, civilizations, and see the rise and fall of empires. Follow individual characters as they rise to power. Or as mighty rulers fall to irrelevance. Create nations and see them evolve through the centuries. Or destroy it all and watch civilization react to your actions.
- 2

Ages of Conflict: World War Simulator
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
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!
- 3

Fantasy Map Simulator
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
Fantasy Map Simulator: Create and watch imaginary worlds evolve over centuries. Design maps, simulate nations and their politics, and control destinies. See empires rise and fall on your desktop wallpaper. A unique simulation for history buffs and creative minds.
- 4

骑士与工匠 Knights and Craftsmen
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
As the actor of the story,you can play a lord,expand the territory,produce goods,gain profits,go overseas to colonize and bring back precious treasures,and building a strong city state for the people.You can also create a new stories and share them with others as a story creator on this land.
- 5

Observe
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
Program AI countries, climb global leaderboards, and watch your strategies battle for world domination! Create infinite alternate histories or intervene with god-like powers in this ultimate strategy sandbox.
- 6

Bogdanoff vs. Wojak Simulator
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
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"
- 7

Command by Voice: World Conquest
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
Rule a nation by issuing voice or text commands to an AI and conquer the world. Voice input supports Chinese and English; text input supports all languages.
- 8

EarthRoyale
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
EarthRoyale is a Map simulation Observer game where the game each turn chooses one of many events to edit the world map
- 9

Scott Pilgrim vs. The World™: The Game – Complete Edition
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required.
Rediscover the beloved 2D arcade-style beat 'em up inspired by the iconic comic and movie Scott Pilgrim vs. The World!
- 10

Circuit Breakers
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required.
Talented and ferocious weapon experts needed to eliminate a dangerous mechanical menace that threatens the existence of humanity. Up to six positions available. Benefits include traveling the world to eliminate robots.
- 11

ULTIMATE ARENA: SHOWDOWN
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
Fighters from across space and time compete in a nonsensical simulation of wit, might, and luck. Many will enter, one will win!
- 12

BRING IT DOWN!
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required. Shares Simulation with Ultimate Arena.
Experience the joy of razing buildings with explosives in VR! Become a demolition expert in this physics-filled puzzle/simulation game and conquer 400+ challenges!
- 13

SUPER CIRCUIT BREAKERS
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required.
Back with new weapons, new enemies, and with more circuits to break than ever! Destroy millions of robots in this free-to-play shooter with up to 6 players local or online.
- 14

Bird Cage
Single-player alternative to Ultimate Arena — playable solo, no multiplayer required.
You are a bird, stuck in a cage. No challenge is greater than freeing the bird. Every jump, every fall, every failure is on you in this rage platformer. Don't be a chicken. Escape the cage.